diff --git a/.travis.yml b/.travis.yml
index e38a36c706ce6869d83f748cea9cdccd2b6f06ee..1adf05b39716c106946860853b935eab87131330 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,10 +3,18 @@ jdk:
     - oraclejdk7
     - openjdk7
     - openjdk6
+env:
+    - TERM=dumb
+
 before_install:
     - chmod +x gradlew
+
 script:
-    - TERM=dumb ./gradlew clean build dist
+    - ./gradlew clean build dist
+
+after_success:
+    - ./gradlew jacocoTestReport coveralls
+
 notifications:
     email:
         - skylot@gmail.com
diff --git a/README.md b/README.md
index 7a9cbf81a58ee3120c325c571742359256ec12d1..8b2bdd529ba25b62037981a28134bf2ae5159ebf 100644
--- a/README.md
+++ b/README.md
@@ -1,15 +1,16 @@
 ## JADX 
+
+[![Build Status](https://travis-ci.org/skylot/jadx.png?branch=master)](https://travis-ci.org/skylot/jadx)
+[![Build Status](https://drone.io/github.com/skylot/jadx/status.png)](https://drone.io/github.com/skylot/jadx/latest)
+[![Coverage Status](https://coveralls.io/repos/skylot/jadx/badge.png)](https://coveralls.io/r/skylot/jadx)
+
 **jadx** - Dex to Java decompiler
 
 Command line and GUI tools for produce Java source code from Android Dex and Apk files
 
-Note: jadx-gui now in experimental stage
-
 
 ### Downloads
 - [unstable](https://drone.io/github.com/skylot/jadx/files)
-[![Build Status](https://drone.io/github.com/skylot/jadx/status.png)](https://drone.io/github.com/skylot/jadx/latest)
-[![Build Status](https://travis-ci.org/skylot/jadx.png?branch=master)](https://travis-ci.org/skylot/jadx)
 - from [github](https://github.com/skylot/jadx/releases)
 - from [sourceforge](http://sourceforge.net/projects/jadx/files/) 
 
@@ -51,4 +52,4 @@ Example:
 
 *Licensed under the Apache 2.0 License*
 
-*Copyright 2013 by Skylot*
+*Copyright 2014 by Skylot*
diff --git a/build.gradle b/build.gradle
index 603fb471c8a372d70b889979d835cc7ec58a765a..0562d885201143f10e2e20ea1d9423c1016df7c2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,8 +6,7 @@ apply plugin: 'sonar-runner'
 subprojects {
     apply plugin: 'java'
     apply plugin: 'jacoco'
-    apply plugin: 'idea'
-    apply plugin: 'eclipse'
+    apply plugin: 'coveralls'
 
     sourceCompatibility = 1.6
     targetCompatibility = 1.6
@@ -30,15 +29,34 @@ subprojects {
     }
 
     dependencies {
-        compile 'org.slf4j:slf4j-api:1.7.6'
+        compile 'org.slf4j:slf4j-api:1.7.7'
         testCompile 'junit:junit:4.11'
         testCompile 'org.mockito:mockito-core:1.9.5'
-        testCompile 'ch.qos.logback:logback-classic:1.1.1'
+        testCompile 'ch.qos.logback:logback-classic:1.1.2'
     }
 
     repositories {
         mavenCentral()
     }
+
+    jacocoTestReport {
+        reports {
+            xml.enabled = true // coveralls plugin depends on xml format report
+            html.enabled = true
+        }
+    }
+}
+
+// setup coveralls (http://coveralls.io/)
+// see http://github.com/kt3k/coveralls-gradle-plugin
+buildscript {
+    repositories {
+        mavenCentral()
+    }
+
+    dependencies {
+        classpath 'org.kt3k.gradle.plugin:coveralls-gradle-plugin:0.4.0'
+    }
 }
 
 task copyArtifacts(type: Sync, dependsOn: ['jadx-cli:installApp', 'jadx-gui:installApp']) {
@@ -69,5 +87,5 @@ task clean(type: Delete) {
 }
 
 task wrapper(type: Wrapper) {
-    gradleVersion = '1.11'
+    gradleVersion = '1.12'
 }
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 5838598129719e795cc5633f411468bdec311016..3c7abdf12790879c06b07176de29647f77aa4129 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 48f2130686be1b7e0e02810fab5bf074e70b4b21..d6718bc7883fc72cdc8fdd39a224d56f3a6e6cd8 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-1.11-all.zip
+distributionUrl=http\://services.gradle.org/distributions/gradle-1.12-bin.zip
diff --git a/jadx-cli/build.gradle b/jadx-cli/build.gradle
index 0326ffd8daff670584cc0d790795cafb44bdbf9e..9687a01efe62c046a716a46ceea8aa9823811ff2 100644
--- a/jadx-cli/build.gradle
+++ b/jadx-cli/build.gradle
@@ -5,8 +5,8 @@ applicationName = 'jadx'
 
 dependencies {
     compile(project(':jadx-core'))
-    compile 'com.beust:jcommander:1.30'
-    compile 'ch.qos.logback:logback-classic:1.1.1'
+    compile 'com.beust:jcommander:1.35'
+    compile 'ch.qos.logback:logback-classic:1.1.2'
 }
 
 startScripts {
diff --git a/jadx-gui/build.gradle b/jadx-gui/build.gradle
index dd7580a631bdc68d152b90170174936f430eddb3..10a727728f936ca706121f8f9f65304f11aa2821 100644
--- a/jadx-gui/build.gradle
+++ b/jadx-gui/build.gradle
@@ -26,3 +26,10 @@ applicationDistribution.with {
     }
 }
 
+test {
+    jacoco {
+        // coveralls plugin not support multi-project
+        enabled = false
+    }
+}
+