diff --git a/.gitignore b/.gitignore
index a44b3d1..0688536 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,13 +12,8 @@ bin/
 .classpath
 .project
 
-## GRADLE ##
-.gradle/
-build/
-
 ## MAVEN ##
 target/
 
 ## OTHER ##
 lib/
-
diff --git a/pom.xml b/pom.xml
index 2f22b4d..ee2083a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,6 +25,12 @@
         </dependency>
 
         <!-- COMPONENTS -->
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>1.18.2</version>
+            <scope>provided</scope>
+        </dependency>
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
diff --git a/src/main/java/ru/dmitriymx/vkapi/VkApi.java b/src/main/java/ru/dmitriymx/vkapi/VkApi.java
index ef152ae..a0c0e44 100644
--- a/src/main/java/ru/dmitriymx/vkapi/VkApi.java
+++ b/src/main/java/ru/dmitriymx/vkapi/VkApi.java
@@ -1,13 +1,8 @@
-/*
- * DmitriyMX <mail@dmitriymx.ru>
- * 2017-04-10
- */
 package ru.dmitriymx.vkapi;
 
 import com.google.gson.Gson;
 import com.google.gson.JsonObject;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+import lombok.extern.slf4j.Slf4j;
 import ru.dmitriymx.vkapi.browser.Browser;
 import ru.dmitriymx.vkapi.browser.Response;
 
@@ -15,9 +10,9 @@ import java.io.IOException;
 import java.util.Map;
 import java.util.stream.Collectors;
 
+@Slf4j
 public class VkApi {
     private static final String VKAPI_URL = "https://api.vk.com/method/";
-    private final Logger logger = LoggerFactory.getLogger(VkApi.class);
     private final String accessToken;
     private final Browser browser;
     private final Gson gson;
@@ -136,9 +131,7 @@ public class VkApi {
             throw new IllegalStateException("content is empty");
         }
 
-        if (logger.isDebugEnabled()) {
-            logger.debug(response.getContent().trim());
-        }
+        log.debug(response.getContent().trim());
     }
 
     private void safeSleep(long ms) {
diff --git a/src/main/java/ru/dmitriymx/vkapi/VkApiException.java b/src/main/java/ru/dmitriymx/vkapi/VkApiException.java
index baf2f86..d732bbd 100644
--- a/src/main/java/ru/dmitriymx/vkapi/VkApiException.java
+++ b/src/main/java/ru/dmitriymx/vkapi/VkApiException.java
@@ -1,7 +1,3 @@
-/*
- * DmitriyMX <mail@dmitriymx.ru>
- * 2017-04-10
- */
 package ru.dmitriymx.vkapi;
 
 import com.google.gson.JsonObject;
diff --git a/src/main/java/ru/dmitriymx/vkapi/browser/ApacheBroswe.java b/src/main/java/ru/dmitriymx/vkapi/browser/ApacheBroswe.java
index deae5d4..6b50102 100644
--- a/src/main/java/ru/dmitriymx/vkapi/browser/ApacheBroswe.java
+++ b/src/main/java/ru/dmitriymx/vkapi/browser/ApacheBroswe.java
@@ -1,7 +1,3 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2017-04-10
- */
 package ru.dmitriymx.vkapi.browser;
 
 import org.apache.commons.io.IOUtils;
diff --git a/src/main/java/ru/dmitriymx/vkapi/browser/ApacheResponse.java b/src/main/java/ru/dmitriymx/vkapi/browser/ApacheResponse.java
index 91613b2..2ff2453 100644
--- a/src/main/java/ru/dmitriymx/vkapi/browser/ApacheResponse.java
+++ b/src/main/java/ru/dmitriymx/vkapi/browser/ApacheResponse.java
@@ -1,7 +1,3 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2017-04-10
- */
 package ru.dmitriymx.vkapi.browser;
 
 public class ApacheResponse implements Response {
diff --git a/src/main/java/ru/dmitriymx/vkapi/browser/Browser.java b/src/main/java/ru/dmitriymx/vkapi/browser/Browser.java
index 2281a4f..dcb9538 100644
--- a/src/main/java/ru/dmitriymx/vkapi/browser/Browser.java
+++ b/src/main/java/ru/dmitriymx/vkapi/browser/Browser.java
@@ -1,7 +1,3 @@
-/*
- * DmitriyMX <mail@dmitriymx.ru>
- * 2017-04-10
- */
 package ru.dmitriymx.vkapi.browser;
 
 import java.io.IOException;
diff --git a/src/main/java/ru/dmitriymx/vkapi/browser/Response.java b/src/main/java/ru/dmitriymx/vkapi/browser/Response.java
index 8496471..c87989f 100644
--- a/src/main/java/ru/dmitriymx/vkapi/browser/Response.java
+++ b/src/main/java/ru/dmitriymx/vkapi/browser/Response.java
@@ -1,7 +1,3 @@
-/*
- * DmitriyMX <mail@dmitriymx.ru>
- * 2017-04-10
- */
 package ru.dmitriymx.vkapi.browser;
 
 public interface Response {
diff --git a/src/main/java/ru/dmitriymx/vkapi/longpoll/Event.java b/src/main/java/ru/dmitriymx/vkapi/longpoll/Event.java
index f818fda..8b341f3 100644
--- a/src/main/java/ru/dmitriymx/vkapi/longpoll/Event.java
+++ b/src/main/java/ru/dmitriymx/vkapi/longpoll/Event.java
@@ -1,7 +1,3 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2017-04-11
- */
 package ru.dmitriymx.vkapi.longpoll;
 
 import com.google.gson.JsonArray;
diff --git a/src/main/java/ru/dmitriymx/vkapi/longpoll/EventListener.java b/src/main/java/ru/dmitriymx/vkapi/longpoll/EventListener.java
index a467460..c11763b 100644
--- a/src/main/java/ru/dmitriymx/vkapi/longpoll/EventListener.java
+++ b/src/main/java/ru/dmitriymx/vkapi/longpoll/EventListener.java
@@ -1,7 +1,3 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2017-04-11
- */
 package ru.dmitriymx.vkapi.longpoll;
 
 public interface EventListener {
diff --git a/src/main/java/ru/dmitriymx/vkapi/longpoll/LPRunner.java b/src/main/java/ru/dmitriymx/vkapi/longpoll/LPRunner.java
index b945f6e..854b8a3 100644
--- a/src/main/java/ru/dmitriymx/vkapi/longpoll/LPRunner.java
+++ b/src/main/java/ru/dmitriymx/vkapi/longpoll/LPRunner.java
@@ -1,11 +1,8 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2017-04-11
- */
 package ru.dmitriymx.vkapi.longpoll;
 
 import com.google.gson.JsonArray;
 import com.google.gson.JsonObject;
+import lombok.extern.slf4j.Slf4j;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import ru.dmitriymx.vkapi.VkApi;
@@ -16,8 +13,8 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+@Slf4j
 class LPRunner implements Runnable {
-    private final Logger logger = LoggerFactory.getLogger(LPRunner.class);
     private final VkApi vkApi;
     private final String server;
     private final String key;
@@ -34,9 +31,7 @@ class LPRunner implements Runnable {
     @Override
     public void run() {
         while (!Thread.currentThread().isInterrupted()) {
-            if (logger.isDebugEnabled()) {
-                logger.debug("next loop...");
-            }
+            log.debug("next loop...");
 
             try {
                 JsonObject jsonObject = vkApi.longExecApi(
@@ -53,7 +48,7 @@ class LPRunner implements Runnable {
 
                 this.ts = jsonObject.get("ts").getAsLong();
             } catch (VkApiException e) {
-                logger.error("Oops!", e);
+                log.error("Oops!", e);
             }
         }
     }
diff --git a/src/main/java/ru/dmitriymx/vkapi/longpoll/LongPollListener.java b/src/main/java/ru/dmitriymx/vkapi/longpoll/LongPollListener.java
index 7b6506f..c0b8e8b 100644
--- a/src/main/java/ru/dmitriymx/vkapi/longpoll/LongPollListener.java
+++ b/src/main/java/ru/dmitriymx/vkapi/longpoll/LongPollListener.java
@@ -1,7 +1,3 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2017-04-11
- */
 package ru.dmitriymx.vkapi.longpoll;
 
 import com.google.gson.JsonObject;