diff --git a/Bots.ipr b/Bots.ipr
index 3cba11c9..164a7410 100644
--- a/Bots.ipr
+++ b/Bots.ipr
@@ -506,10 +506,18 @@
   <component name="Encoding" defaultCharsetForPropertiesFiles="UTF-8">
     <file url="file://$PROJECT_DIR$/telegrambots" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/telegrambots-abilities" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/telegrambots-abilities/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/telegrambots-abilities/src/main/resources" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/telegrambots-chat-session-bot" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/telegrambots-chat-session-bot/src/main/java" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/telegrambots-extensions" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/telegrambots-extensions/src/main/java" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/telegrambots-meta" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/telegrambots-meta/src/main/java" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/telegrambots-spring-boot-starter" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/telegrambots-spring-boot-starter/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/telegrambots-spring-boot-starter/src/main/resources" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/telegrambots/src/main/java" charset="UTF-8" />
     <file url="PROJECT" charset="UTF-8" />
   </component>
   <component name="InspectionProjectProfileManager">
@@ -1118,15 +1126,15 @@
         <root url="jar://$MAVEN_REPOSITORY$/jakarta/activation/jakarta.activation-api/1.2.1/jakarta.activation-api-1.2.1-sources.jar!/" />
       </SOURCES>
     </library>
-    <library name="Maven: jakarta.annotation:jakarta.annotation-api:$">
+    <library name="Maven: jakarta.annotation:jakarta.annotation-api:1.3.5">
       <CLASSES>
-        <root url="jar://$MAVEN_REPOSITORY$/jakarta/annotation/jakarta.annotation-api/$/jakarta.annotation-api-$.jar!/" />
+        <root url="jar://$MAVEN_REPOSITORY$/jakarta/annotation/jakarta.annotation-api/1.3.5/jakarta.annotation-api-1.3.5.jar!/" />
       </CLASSES>
       <JAVADOC>
-        <root url="jar://$MAVEN_REPOSITORY$/jakarta/annotation/jakarta.annotation-api/$/jakarta.annotation-api-$-javadoc.jar!/" />
+        <root url="jar://$MAVEN_REPOSITORY$/jakarta/annotation/jakarta.annotation-api/1.3.5/jakarta.annotation-api-1.3.5-javadoc.jar!/" />
       </JAVADOC>
       <SOURCES>
-        <root url="jar://$MAVEN_REPOSITORY$/jakarta/annotation/jakarta.annotation-api/$/jakarta.annotation-api-$-sources.jar!/" />
+        <root url="jar://$MAVEN_REPOSITORY$/jakarta/annotation/jakarta.annotation-api/1.3.5/jakarta.annotation-api-1.3.5-sources.jar!/" />
       </SOURCES>
     </library>
     <library name="Maven: jakarta.servlet:jakarta.servlet-api:4.0.3">
diff --git a/README.md b/README.md
index 15de0465..d66ba1f3 100644
--- a/README.md
+++ b/README.md
@@ -27,16 +27,16 @@ Just import add the library to your project with one of these options:
     <dependency>
         <groupId>org.telegram</groupId>
         <artifactId>telegrambots</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </dependency>
 ```
 
 ```gradle
-    compile "org.telegram:telegrambots:4.4.0.1"
+    compile "org.telegram:telegrambots:4.4.0.2"
 ```
 
-  2. Using Jitpack from [here](https://jitpack.io/#rubenlagus/TelegramBots/4.4.0.1)
-  3. Download the jar(including all dependencies) from [here](https://mvnrepository.com/artifact/org.telegram/telegrambots/4.4.0.1)
+  2. Using Jitpack from [here](https://jitpack.io/#rubenlagus/TelegramBots/4.4.0.2)
+  3. Download the jar(including all dependencies) from [here](https://mvnrepository.com/artifact/org.telegram/telegrambots/4.4.0.2)
 
 In order to use Long Polling mode, just create your own bot extending `org.telegram.telegrambots.bots.TelegramLongPollingBot`.
 
diff --git a/TelegramBots.wiki/Changelog.md b/TelegramBots.wiki/Changelog.md
index 4f686e71..aa6bbe75 100644
--- a/TelegramBots.wiki/Changelog.md
+++ b/TelegramBots.wiki/Changelog.md
@@ -1,3 +1,11 @@
+### <a id="4.4.0.2"></a>4.4.0.2 ###
+1. Use SLF4J
+2. Support case-insensitive usernames
+3. Add Ability toggles and export default abilities to their own class
+4. Add state machine capability to AbilityBot via ReplyFlow
+5. Support backup and recovery of db vars
+6. Fixes: #602, #641, #652
+
 ### <a id="4.4.0.1"></a>4.4.0.1 ###
 1. Bug fix when importing the project
 
diff --git a/TelegramBots.wiki/Getting-Started.md b/TelegramBots.wiki/Getting-Started.md
index 0f9d2a6c..64a63865 100644
--- a/TelegramBots.wiki/Getting-Started.md
+++ b/TelegramBots.wiki/Getting-Started.md
@@ -11,13 +11,13 @@ First you need ot get the library and add it to your project. There are few poss
            <dependency>
               <groupId>org.telegram</groupId>
               <artifactId>telegrambots</artifactId>
-              <version>4.4.0.1</version>
+              <version>4.4.0.2</version>
            </dependency>
         ```
     * With **Gradle**:
     
         ```groovy
-          compile group: 'org.telegram', name: 'telegrambots', version: '4.4.0.1'
+          compile group: 'org.telegram', name: 'telegrambots', version: '4.4.0.2'
         ```
  
 2. Don't like **Maven Central Repository**? It can also be taken from [Jitpack](https://jitpack.io/#rubenlagus/TelegramBots).
diff --git a/TelegramBots.wiki/How-To-Update.md b/TelegramBots.wiki/How-To-Update.md
index 0bc9c26b..11fe80e8 100644
--- a/TelegramBots.wiki/How-To-Update.md
+++ b/TelegramBots.wiki/How-To-Update.md
@@ -1,3 +1,6 @@
+### <a id="4.4.0.2"></a>To version 4.4.0.2 ###
+1. Logging framework has been replaced by slf4j, so now you'll need to manage your own implementation.
+
 ### <a id="4.0.0"></a>To version 4.0.0 ###
 1. Replace removed method from AbsSender with `execute` requests.
 2. Everything under "Telegrambots-meta" has been moved to package `org.telegram.telegrambots.meta`.
diff --git a/TelegramBots.wiki/abilities/Simple-Example.md b/TelegramBots.wiki/abilities/Simple-Example.md
index 04bf57f5..f541cd66 100644
--- a/TelegramBots.wiki/abilities/Simple-Example.md
+++ b/TelegramBots.wiki/abilities/Simple-Example.md
@@ -9,7 +9,7 @@ As with any Java project, you will need to set your dependencies.
    <dependency>
       <groupId>org.telegram</groupId>
       <artifactId>telegrambots-abilities</artifactId>
-      <version>4.4.0.1</version>
+      <version>4.4.0.2</version>
    </dependency>
 ```
 * **Gradle**
diff --git a/pom.xml b/pom.xml
index df092cfe..c1deab65 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <groupId>org.telegram</groupId>
     <artifactId>Bots</artifactId>
     <packaging>pom</packaging>
-    <version>4.4.0.1</version>
+    <version>4.4.0.2</version>
 
     <modules>
         <module>telegrambots</module>
diff --git a/telegrambots-abilities/README.md b/telegrambots-abilities/README.md
index 483334c0..d4d1401a 100644
--- a/telegrambots-abilities/README.md
+++ b/telegrambots-abilities/README.md
@@ -18,19 +18,19 @@ Usage
     <dependency>
         <groupId>org.telegram</groupId>
         <artifactId>telegrambots-abilities</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </dependency>
 ```
 
 **Gradle**
 
 ```gradle
-    compile "org.telegram:telegrambots-abilities:4.4.0.1"
+    compile "org.telegram:telegrambots-abilities:4.4.0.2"
 ```
 
-**JitPack** - [JitPack](https://jitpack.io/#rubenlagus/TelegramBots/v4.4.0.1)
+**JitPack** - [JitPack](https://jitpack.io/#rubenlagus/TelegramBots/v4.4.0.2)
 
-**Plain imports** - [Here](https://github.com/rubenlagus/TelegramBots/releases/tag/v4.4.0.1)
+**Plain imports** - [Here](https://github.com/rubenlagus/TelegramBots/releases/tag/v4.4.0.2)
 
 Motivation
 ----------
diff --git a/telegrambots-abilities/pom.xml b/telegrambots-abilities/pom.xml
index 7325fd3a..20599cad 100644
--- a/telegrambots-abilities/pom.xml
+++ b/telegrambots-abilities/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.telegram</groupId>
         <artifactId>Bots</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </parent>
 
     <artifactId>telegrambots-abilities</artifactId>
@@ -85,7 +85,7 @@
         <dependency>
             <groupId>org.telegram</groupId>
             <artifactId>telegrambots</artifactId>
-            <version>4.4.0.1</version>
+            <version>4.4.0.2</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>
diff --git a/telegrambots-chat-session-bot/README.md b/telegrambots-chat-session-bot/README.md
index f0616b41..095f2bc9 100644
--- a/telegrambots-chat-session-bot/README.md
+++ b/telegrambots-chat-session-bot/README.md
@@ -15,7 +15,7 @@ Usage
     <dependency>
         <groupId>org.telegram</groupId>
         <artifactId>telegrambots-chat-session-bot</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </dependency>
 ```
 
diff --git a/telegrambots-chat-session-bot/pom.xml b/telegrambots-chat-session-bot/pom.xml
index 606db6ac..856fdaa3 100644
--- a/telegrambots-chat-session-bot/pom.xml
+++ b/telegrambots-chat-session-bot/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.telegram</groupId>
         <artifactId>Bots</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </parent>
 
     <artifactId>telegrambots-chat-session-bot</artifactId>
@@ -84,7 +84,7 @@
         <dependency>
             <groupId>org.telegram</groupId>
             <artifactId>telegrambots</artifactId>
-            <version>4.4.0.1</version>
+            <version>4.4.0.2</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/org.apache.shiro/shiro-core -->
diff --git a/telegrambots-extensions/README.md b/telegrambots-extensions/README.md
index 448d404c..72abbcf3 100644
--- a/telegrambots-extensions/README.md
+++ b/telegrambots-extensions/README.md
@@ -16,12 +16,12 @@ Just import add the library to your project with one of these options:
     <dependency>
         <groupId>org.telegram</groupId>
         <artifactId>telegrambotsextensions</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </dependency>
 ```
 
    2. Using Gradle:
 
 ```gradle
-    compile "org.telegram:telegrambotsextensions:4.4.0.1"
+    compile "org.telegram:telegrambotsextensions:4.4.0.2"
 ```
\ No newline at end of file
diff --git a/telegrambots-extensions/pom.xml b/telegrambots-extensions/pom.xml
index ea44f782..8c346d7e 100644
--- a/telegrambots-extensions/pom.xml
+++ b/telegrambots-extensions/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.telegram</groupId>
         <artifactId>Bots</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </parent>
 
     <artifactId>telegrambotsextensions</artifactId>
@@ -75,7 +75,7 @@
         <dependency>
             <groupId>org.telegram</groupId>
             <artifactId>telegrambots</artifactId>
-            <version>4.4.0.1</version>
+            <version>4.4.0.2</version>
         </dependency>
     </dependencies>
 
diff --git a/telegrambots-meta/pom.xml b/telegrambots-meta/pom.xml
index e60b3e72..aed7c4ed 100644
--- a/telegrambots-meta/pom.xml
+++ b/telegrambots-meta/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.telegram</groupId>
         <artifactId>Bots</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </parent>
 
     <artifactId>telegrambots-meta</artifactId>
diff --git a/telegrambots-spring-boot-starter/pom.xml b/telegrambots-spring-boot-starter/pom.xml
index 0ba8111f..1eeee6f8 100644
--- a/telegrambots-spring-boot-starter/pom.xml
+++ b/telegrambots-spring-boot-starter/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.telegram</groupId>
         <artifactId>Bots</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </parent>
 
     <artifactId>telegrambots-spring-boot-starter</artifactId>
@@ -78,7 +78,7 @@
         <dependency>
             <groupId>org.telegram</groupId>
             <artifactId>telegrambots</artifactId>
-            <version>4.4.0.1</version>
+            <version>4.4.0.2</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/telegrambots/pom.xml b/telegrambots/pom.xml
index 113bc407..c25a7b4b 100644
--- a/telegrambots/pom.xml
+++ b/telegrambots/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.telegram</groupId>
         <artifactId>Bots</artifactId>
-        <version>4.4.0.1</version>
+        <version>4.4.0.2</version>
     </parent>
 
     <artifactId>telegrambots</artifactId>
@@ -95,7 +95,7 @@
         <dependency>
             <groupId>org.telegram</groupId>
             <artifactId>telegrambots-meta</artifactId>
-            <version>4.4.0.1</version>
+            <version>4.4.0.2</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>