diff --git a/CCC_NewPipe_presentation.pdf b/CCC_NewPipe_presentation.pdf
new file mode 100644
index 000000000..449decace
Binary files /dev/null and b/CCC_NewPipe_presentation.pdf differ
diff --git a/app/build.gradle b/app/build.gradle
index f2f467326..76b58fd35 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,7 +2,7 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 25
-    buildToolsVersion '23.0.3'
+    buildToolsVersion '25.0.0'
 
     defaultConfig {
         applicationId "org.schabi.newpipe"
diff --git a/build.gradle b/build.gradle
index f46d6535c..c6f2f5009 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'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 1478212dc..06cadc2f2 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Sat Aug 20 00:40:54 CEST 2016
+#Tue Mar 07 14:05:42 CET 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip