diff --git a/telegrambots/src/main/java/org/telegram/telegrambots/bots/DefaultAbsSender.java b/telegrambots/src/main/java/org/telegram/telegrambots/bots/DefaultAbsSender.java
index 9a2b9452..11b69995 100644
--- a/telegrambots/src/main/java/org/telegram/telegrambots/bots/DefaultAbsSender.java
+++ b/telegrambots/src/main/java/org/telegram/telegrambots/bots/DefaultAbsSender.java
@@ -6,14 +6,11 @@ import org.apache.http.HttpEntity;
 import org.apache.http.client.config.RequestConfig;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpPost;
-import org.apache.http.conn.ssl.NoopHostnameVerifier;
 import org.apache.http.entity.BufferedHttpEntity;
 import org.apache.http.entity.ContentType;
 import org.apache.http.entity.StringEntity;
 import org.apache.http.entity.mime.MultipartEntityBuilder;
 import org.apache.http.impl.client.CloseableHttpClient;
-import org.apache.http.impl.client.HttpClientBuilder;
-import org.apache.http.impl.client.ProxyAuthenticationStrategy;
 import org.apache.http.util.EntityUtils;
 import org.telegram.telegrambots.api.methods.BotApiMethod;
 import org.telegram.telegrambots.api.methods.groupadministration.SetChatPhoto;
@@ -40,7 +37,6 @@ import java.nio.charset.StandardCharsets;
 import java.util.List;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
-import java.util.concurrent.TimeUnit;
 
 import static org.telegram.telegrambots.Constants.SOCKET_TIMEOUT;
 
diff --git a/telegrambots/src/main/java/org/telegram/telegrambots/bots/TelegramWebhookBot.java b/telegrambots/src/main/java/org/telegram/telegrambots/bots/TelegramWebhookBot.java
index 9b2ff0ec..e926ece4 100644
--- a/telegrambots/src/main/java/org/telegram/telegrambots/bots/TelegramWebhookBot.java
+++ b/telegrambots/src/main/java/org/telegram/telegrambots/bots/TelegramWebhookBot.java
@@ -3,12 +3,10 @@ package org.telegram.telegrambots.bots;
 import org.apache.http.HttpEntity;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpPost;
-import org.apache.http.conn.ssl.NoopHostnameVerifier;
 import org.apache.http.entity.BufferedHttpEntity;
 import org.apache.http.entity.ContentType;
 import org.apache.http.entity.mime.MultipartEntityBuilder;
 import org.apache.http.impl.client.CloseableHttpClient;
-import org.apache.http.impl.client.HttpClientBuilder;
 import org.apache.http.util.EntityUtils;
 import org.json.JSONArray;
 import org.json.JSONException;
diff --git a/telegrambots/src/main/java/org/telegram/telegrambots/facilities/TelegramHttpClientBuilder.java b/telegrambots/src/main/java/org/telegram/telegrambots/facilities/TelegramHttpClientBuilder.java
index 8585460b..38a3a17a 100644
--- a/telegrambots/src/main/java/org/telegram/telegrambots/facilities/TelegramHttpClientBuilder.java
+++ b/telegrambots/src/main/java/org/telegram/telegrambots/facilities/TelegramHttpClientBuilder.java
@@ -7,7 +7,6 @@ import org.apache.http.conn.socket.ConnectionSocketFactory;
 import org.apache.http.conn.ssl.NoopHostnameVerifier;
 import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.impl.client.HttpClientBuilder;
-import org.apache.http.impl.client.ProxyAuthenticationStrategy;
 import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
 import org.apache.http.ssl.SSLContexts;
 import org.telegram.telegrambots.bots.DefaultBotOptions;
diff --git a/telegrambots/src/main/java/org/telegram/telegrambots/updatesreceivers/DefaultBotSession.java b/telegrambots/src/main/java/org/telegram/telegrambots/updatesreceivers/DefaultBotSession.java
index 37b7fbfe..bac2eef3 100644
--- a/telegrambots/src/main/java/org/telegram/telegrambots/updatesreceivers/DefaultBotSession.java
+++ b/telegrambots/src/main/java/org/telegram/telegrambots/updatesreceivers/DefaultBotSession.java
@@ -6,13 +6,10 @@ import org.apache.http.HttpEntity;
 import org.apache.http.client.config.RequestConfig;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpPost;
-import org.apache.http.conn.ssl.NoopHostnameVerifier;
 import org.apache.http.entity.BufferedHttpEntity;
 import org.apache.http.entity.ContentType;
 import org.apache.http.entity.StringEntity;
 import org.apache.http.impl.client.CloseableHttpClient;
-import org.apache.http.impl.client.HttpClientBuilder;
-import org.apache.http.impl.client.ProxyAuthenticationStrategy;
 import org.apache.http.util.EntityUtils;
 import org.json.JSONException;
 import org.telegram.telegrambots.ApiConstants;
@@ -32,7 +29,6 @@ import java.nio.charset.StandardCharsets;
 import java.security.InvalidParameterException;
 import java.util.*;
 import java.util.concurrent.ConcurrentLinkedDeque;
-import java.util.concurrent.TimeUnit;
 
 import static org.telegram.telegrambots.Constants.SOCKET_TIMEOUT;