diff --git a/README.md b/README.md
index 270dd32..c406712 100644
--- a/README.md
+++ b/README.md
@@ -89,3 +89,7 @@ License
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
+
+
+[![Bitdeli Badge](https://d2weczhvl823v0.cloudfront.net/IgorGanapolsky/twoway-view/trend.png)](https://bitdeli.com/free "Bitdeli Badge")
+
diff --git a/build.gradle b/build.gradle
index 078db1a..c1b1a12 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,10 +1,9 @@
 buildscript {
     repositories {
-        mavenCentral()
+        jcenter()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.13.3+'
+        classpath 'com.android.tools.build:gradle:1.0.0'
     }
-}
-
+}
\ No newline at end of file
diff --git a/core/build.gradle b/core/build.gradle
index 2a93753..e4903da 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -1,11 +1,11 @@
 apply plugin: 'com.android.library'
 
 repositories {
-    mavenCentral()
+    jcenter()
 }
 
 dependencies {
-    compile 'com.android.support:recyclerview-v7:21.0.0'
+    compile 'com.android.support:recyclerview-v7:21.0.3'
 }
 
 android {
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 49ccc3e..1036f41 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Thu May 01 23:00:57 BST 2014
+#Mon Jan 12 10:53:54 EST 2015
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=http\://services.gradle.org/distributions/gradle-2.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.2.1-all.zip
diff --git a/layouts/build.gradle b/layouts/build.gradle
index a0b34ec..c6dd834 100644
--- a/layouts/build.gradle
+++ b/layouts/build.gradle
@@ -1,7 +1,7 @@
 apply plugin: 'com.android.library'
 
 repositories {
-    mavenCentral()
+    jcenter()
 }
 
 android {
@@ -17,7 +17,7 @@ android {
 
 dependencies {
     compile project(':core')
-    compile 'com.android.support:recyclerview-v7:21.0.0'
+    compile 'com.android.support:recyclerview-v7:21.0.3'
 }
 
 apply from: "${rootDir}/gradle/scripts/gradle-mvn-push.gradle"
diff --git a/sample/build.gradle b/sample/build.gradle
index 0c8ec1b..8e6f49f 100644
--- a/sample/build.gradle
+++ b/sample/build.gradle
@@ -1,7 +1,7 @@
 apply plugin: 'com.android.application'
 
 repositories {
-    mavenCentral()
+    jcenter()
 }
 
 android {
@@ -19,5 +19,5 @@ android {
 dependencies {
     compile project(':core')
     compile project(':layouts')
-    compile 'com.android.support:appcompat-v7:21.0.0'
+    compile 'com.android.support:appcompat-v7:21.0.3'
 }