diff --git a/app/build.gradle b/app/build.gradle
index 664e899e..4e5a867e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -5,8 +5,8 @@ android {
     buildToolsVersion "25.0.2"
 
     dependencies {
-        compile 'com.android.support:support-annotations:25.1.0'
-        compile "com.android.support:support-v4:25.1.0"
+        compile 'com.android.support:support-annotations:25.2.0'
+        compile "com.android.support:support-v4:25.2.0"
     }
 
     defaultConfig {
diff --git a/build.gradle b/build.gradle
index 35ca51c9..66a78991 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.2.3'
+        classpath 'com.android.tools.build:gradle:2.3.0'
     }
 }
 
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 51288f9c..eac8c4a1 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 0ea2f3f0..dd9949e1 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Sun Dec 04 17:26:05 CET 2016
+#Mon Mar 06 01:34:12 CET 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.2.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.4.1-bin.zip