diff --git a/.travis.yml b/.travis.yml
index 1adf05b39..dc5e57d68 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,17 +3,15 @@ jdk:
     - oraclejdk7
     - openjdk7
     - openjdk6
-env:
-    - TERM=dumb
 
 before_install:
     - chmod +x gradlew
 
 script:
-    - ./gradlew clean build dist
+    - TERM=dumb ./gradlew clean build dist
 
 after_success:
-    - ./gradlew jacocoTestReport coveralls
+    - TERM=dumb ./gradlew jacocoTestReport coveralls
 
 notifications:
     email:
diff --git a/build.gradle b/build.gradle
index d044f8090..7fbccd328 100644
--- a/build.gradle
+++ b/build.gradle
@@ -56,7 +56,7 @@ buildscript {
 
     dependencies {
         // setup coveralls (http://coveralls.io/) see http://github.com/kt3k/coveralls-gradle-plugin
-        classpath 'org.kt3k.gradle.plugin:coveralls-gradle-plugin:0.4.0'
+        classpath 'org.kt3k.gradle.plugin:coveralls-gradle-plugin:0.6.1'
     }
 }
 
@@ -88,5 +88,5 @@ task clean(type: Delete) {
 }
 
 task wrapper(type: Wrapper) {
-    gradleVersion = '1.12'
+    gradleVersion = '2.0'
 }
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 3c7abdf12..0087cd3b1 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index d6718bc78..e00c175bc 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=http\://services.gradle.org/distributions/gradle-1.12-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.0-bin.zip
diff --git a/jadx-gui/build.gradle b/jadx-gui/build.gradle
index 10a727728..781e8aa37 100644
--- a/jadx-gui/build.gradle
+++ b/jadx-gui/build.gradle
@@ -32,4 +32,3 @@ test {
         enabled = false
     }
 }
-
diff --git a/version b/version
index 4b9fcbec1..cb0c939a9 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-0.5.1
+0.5.2