diff --git a/build.gradle b/build.gradle
index f241e004..54fdbe29 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,17 +1,17 @@
 buildscript {
 
     ext {
-        kotlin_version = '1.2.30'
+        kotlin_version = '1.2.31'
         junit_jupiter_version = '5.0.1'
         junit_plugin_version = '1.0.1'
         spek_version = '1.1.5'
-        assertj_version = '3.8.0'
-        kluent_version = '1.34'
+        assertj_version = '3.9.1'
+        kluent_version = '1.35'
         log4j_version = '2.9.0'
         commons_lang3_version = '3.7'
 
         kotlinter_gradle_plugin = '1.7.0'
-        gradle_intellij_plugin = '0.2.18'
+        gradle_intellij_plugin = '0.3.1'
     }
 
     repositories {
@@ -84,7 +84,7 @@ junitPlatform {
 intellij {
     pluginName "Request mapper"
     type 'IC'
-    version '2016.3'
+    version '2017.3'
 }
 
 patchPluginXml {
@@ -94,5 +94,5 @@ patchPluginXml {
 }
 
 task wrapper(type: Wrapper) {
-    gradleVersion = '4.5.1'
+    gradleVersion = '4.6'
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 729cd421..bf3de218 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.5.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists