diff --git a/pom.xml b/pom.xml
index 0292ae79..c0590f52 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <groupId>org.telegram</groupId>
     <artifactId>Bots</artifactId>
     <packaging>pom</packaging>
-    <version>2.4.2</version>
+    <version>2.4.3</version>
 
     <modules>
         <module>telegrambots</module>
@@ -24,6 +24,6 @@
 
     <properties>
         <maven.deploy.skip>true</maven.deploy.skip>
-        <bots.version>2.4.2</bots.version>
+        <bots.version>2.4.3</bots.version>
     </properties>
 </project>
\ No newline at end of file
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultArticle.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultArticle.java
index 9c8a3218..ba4e4c41 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultArticle.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultArticle.java
@@ -27,7 +27,7 @@ public class InlineQueryResultArticle implements InlineQueryResult {
     private static final String THUMBHEIGHT_FIELD = "thumb_height";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "article"; ///< Type of the result, must be “article”
+    private final String type = "article"; ///< Type of the result, must be “article”
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(TITLE_FIELD)
@@ -53,7 +53,7 @@ public class InlineQueryResultArticle implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultAudio.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultAudio.java
index fd3d70d9..9cb42c4b 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultAudio.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultAudio.java
@@ -29,7 +29,7 @@ public class InlineQueryResultAudio implements InlineQueryResult {
     private static final String CAPTION_FIELD = "caption";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "audio"; ///< Type of the result, must be "audio"
+    private final String type = "audio"; ///< Type of the result, must be "audio"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result
     @JsonProperty(AUDIOURL_FIELD)
@@ -51,7 +51,7 @@ public class InlineQueryResultAudio implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultContact.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultContact.java
index aa5aafe6..33522758 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultContact.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultContact.java
@@ -30,7 +30,7 @@ public class InlineQueryResultContact implements InlineQueryResult {
     private static final String THUMBHEIGHT_FIELD = "thumb_height";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "contact"; ///< Type of the result, must be "contact"
+    private final String type = "contact"; ///< Type of the result, must be "contact"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(PHONE_NUMBER_FIELD)
@@ -54,7 +54,7 @@ public class InlineQueryResultContact implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultDocument.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultDocument.java
index f9b38a2c..a63f8dc6 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultDocument.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultDocument.java
@@ -33,7 +33,7 @@ public class InlineQueryResultDocument implements InlineQueryResult {
     private static final String THUMBHEIGHT_FIELD = "thumb_height";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "document"; ///< Type of the result, must be "document"
+    private final String type = "document"; ///< Type of the result, must be "document"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(TITLE_FIELD)
@@ -61,7 +61,7 @@ public class InlineQueryResultDocument implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultGame.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultGame.java
index 7b4cfbfa..04832e8f 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultGame.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultGame.java
@@ -37,7 +37,7 @@ public class InlineQueryResultGame implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "game"; ///< Type of the result, must be "game"
+    private final String type = "game"; ///< Type of the result, must be "game"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(GAMESHORTNAME_FIELD)
@@ -49,7 +49,7 @@ public class InlineQueryResultGame implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultGif.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultGif.java
index 660b846e..617a2ccc 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultGif.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultGif.java
@@ -28,7 +28,7 @@ public class InlineQueryResultGif implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "gif"; ///< Type of the result, must be "gif"
+    private final String type = "gif"; ///< Type of the result, must be "gif"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(GIFURL_FIELD)
@@ -52,7 +52,7 @@ public class InlineQueryResultGif implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultLocation.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultLocation.java
index 34085786..fa3b973d 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultLocation.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultLocation.java
@@ -30,7 +30,7 @@ public class InlineQueryResultLocation implements InlineQueryResult {
     private static final String THUMBHEIGHT_FIELD = "thumb_height";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "location"; ///< Type of the result, must be "location"
+    private final String type = "location"; ///< Type of the result, must be "location"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(TITLE_FIELD)
@@ -54,7 +54,7 @@ public class InlineQueryResultLocation implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultMpeg4Gif.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultMpeg4Gif.java
index 6e3e38ab..6ee2afce 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultMpeg4Gif.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultMpeg4Gif.java
@@ -28,7 +28,7 @@ public class InlineQueryResultMpeg4Gif implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "mpeg4_gif"; ///< Type of the result, must be "mpeg4_gif"
+    private final String type = "mpeg4_gif"; ///< Type of the result, must be "mpeg4_gif"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(MPEG4URL_FIELD)
@@ -52,7 +52,7 @@ public class InlineQueryResultMpeg4Gif implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultPhoto.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultPhoto.java
index ccfa2796..e9d6490d 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultPhoto.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultPhoto.java
@@ -30,7 +30,7 @@ public class InlineQueryResultPhoto implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "photo"; ///< Type of the result, must be “photo”
+    private final String type = "photo"; ///< Type of the result, must be “photo”
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(PHOTOURL_FIELD)
@@ -58,7 +58,7 @@ public class InlineQueryResultPhoto implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVenue.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVenue.java
index 9b3f3cd1..894e7e29 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVenue.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVenue.java
@@ -31,7 +31,7 @@ public class InlineQueryResultVenue implements InlineQueryResult {
     private static final String THUMBHEIGHT_FIELD = "thumb_height";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "venue"; ///< Type of the result, must be "venue"
+    private final String type = "venue"; ///< Type of the result, must be "venue"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(TITLE_FIELD)
@@ -59,7 +59,7 @@ public class InlineQueryResultVenue implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVideo.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVideo.java
index 23aa4891..30978694 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVideo.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVideo.java
@@ -31,7 +31,7 @@ public class InlineQueryResultVideo implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "video"; ///< Type of the result, must be "video"
+    private final String type = "video"; ///< Type of the result, must be "video"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result
     @JsonProperty(MIMETYPE_FIELD)
@@ -61,7 +61,7 @@ public class InlineQueryResultVideo implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVoice.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVoice.java
index d72748b9..8cab871f 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVoice.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/InlineQueryResultVoice.java
@@ -28,7 +28,7 @@ public class InlineQueryResultVoice implements InlineQueryResult {
     private static final String CAPTION_FIELD = "caption";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "voice"; ///< Type of the result, must be "voice"
+    private final String type = "voice"; ///< Type of the result, must be "voice"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(VOICEURL_FIELD)
@@ -48,7 +48,7 @@ public class InlineQueryResultVoice implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedAudio.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedAudio.java
index 3413e3de..3478e0ba 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedAudio.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedAudio.java
@@ -27,7 +27,7 @@ public class InlineQueryResultCachedAudio implements InlineQueryResult {
     private static final String CAPTION_FIELD = "caption";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "audio"; ///< Type of the result, must be "audio"
+    private final String type = "audio"; ///< Type of the result, must be "audio"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result
     @JsonProperty(AUDIO_FILE_ID_FIELD)
@@ -43,7 +43,7 @@ public class InlineQueryResultCachedAudio implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedDocument.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedDocument.java
index 684b3e24..5d0bdbbd 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedDocument.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedDocument.java
@@ -30,7 +30,7 @@ public class InlineQueryResultCachedDocument implements InlineQueryResult {
     private static final String INPUTMESSAGECONTENT_FIELD = "input_message_content";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "document"; ///< Type of the result, must be "document"
+    private final String type = "document"; ///< Type of the result, must be "document"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(TITLE_FIELD)
@@ -50,7 +50,7 @@ public class InlineQueryResultCachedDocument implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedGif.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedGif.java
index 4a3dbe74..9c8e4a75 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedGif.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedGif.java
@@ -26,7 +26,7 @@ public class InlineQueryResultCachedGif implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "gif"; ///< Type of the result, must be "gif"
+    private final String type = "gif"; ///< Type of the result, must be "gif"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(GIF_FILE_ID_FIELD)
@@ -44,7 +44,7 @@ public class InlineQueryResultCachedGif implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedMpeg4Gif.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedMpeg4Gif.java
index 635e1454..cf840cc4 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedMpeg4Gif.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedMpeg4Gif.java
@@ -26,7 +26,7 @@ public class InlineQueryResultCachedMpeg4Gif implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "mpeg4_gif"; ///< Type of the result, must be "mpeg4_gif"
+    private final String type = "mpeg4_gif"; ///< Type of the result, must be "mpeg4_gif"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(MPEG4_FILE_ID_FIELD)
@@ -44,7 +44,7 @@ public class InlineQueryResultCachedMpeg4Gif implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedPhoto.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedPhoto.java
index 388e1cd5..b15b5146 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedPhoto.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedPhoto.java
@@ -27,7 +27,7 @@ public class InlineQueryResultCachedPhoto implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "photo"; ///< Type of the result, must be “photo”
+    private final String type = "photo"; ///< Type of the result, must be “photo”
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(PHOTOFILEID_FIELD)
@@ -47,7 +47,7 @@ public class InlineQueryResultCachedPhoto implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedSticker.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedSticker.java
index f23a9400..b19f313a 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedSticker.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedSticker.java
@@ -26,7 +26,7 @@ public class InlineQueryResultCachedSticker implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "sticker"; ///< Type of the result, must be "sticker"
+    private final String type = "sticker"; ///< Type of the result, must be "sticker"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(STICKER_FILE_ID_FIELD)
@@ -40,7 +40,7 @@ public class InlineQueryResultCachedSticker implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedVideo.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedVideo.java
index 7cb46bff..c0a526fb 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedVideo.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedVideo.java
@@ -27,7 +27,7 @@ public class InlineQueryResultCachedVideo implements InlineQueryResult {
     private static final String REPLY_MARKUP_FIELD = "reply_markup";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "video"; ///< Type of the result, must be "video"
+    private final String type = "video"; ///< Type of the result, must be "video"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result
     @JsonProperty(VIDEO_FILE_ID_FIELD)
@@ -47,7 +47,7 @@ public class InlineQueryResultCachedVideo implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }
 
diff --git a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedVoice.java b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedVoice.java
index 700f8f3b..5a3539d2 100644
--- a/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedVoice.java
+++ b/telegrambots-meta/src/main/java/org/telegram/telegrambots/api/objects/inlinequery/result/chached/InlineQueryResultCachedVoice.java
@@ -28,7 +28,7 @@ public class InlineQueryResultCachedVoice implements InlineQueryResult {
     private static final String CAPTION_FIELD = "caption";
 
     @JsonProperty(TYPE_FIELD)
-    private static final String type = "voice"; ///< Type of the result, must be "voice"
+    private final String type = "voice"; ///< Type of the result, must be "voice"
     @JsonProperty(ID_FIELD)
     private String id; ///< Unique identifier of this result, 1-64 bytes
     @JsonProperty(VOICE_FILE_ID_FIELD)
@@ -46,7 +46,7 @@ public class InlineQueryResultCachedVoice implements InlineQueryResult {
         super();
     }
 
-    public static String getType() {
+    public String getType() {
         return type;
     }