diff --git a/briar-android-tests/build.gradle b/briar-android-tests/build.gradle
index ba1dd6ec2..df83aad48 100644
--- a/briar-android-tests/build.gradle
+++ b/briar-android-tests/build.gradle
@@ -1,6 +1,6 @@
 apply plugin: 'com.android.library'
-sourceCompatibility = 1.6
-targetCompatibility = 1.6
+sourceCompatibility = 1.7
+targetCompatibility = 1.7
 apply plugin: 'witness'
 apply plugin: 'com.neenbedankt.android-apt'
 
diff --git a/briar-android/build.gradle b/briar-android/build.gradle
index 3c4204ba6..c933f1358 100644
--- a/briar-android/build.gradle
+++ b/briar-android/build.gradle
@@ -104,8 +104,8 @@ android {
 	}
 
 	compileOptions {
-		sourceCompatibility JavaVersion.VERSION_1_6
-		targetCompatibility JavaVersion.VERSION_1_6
+		sourceCompatibility JavaVersion.VERSION_1_7
+		targetCompatibility JavaVersion.VERSION_1_7
 	}
 
 	lintOptions {
diff --git a/briar-desktop/build.gradle b/briar-desktop/build.gradle
index d8b4ccacb..fb0b7ae7b 100644
--- a/briar-desktop/build.gradle
+++ b/briar-desktop/build.gradle
@@ -1,6 +1,6 @@
 apply plugin: 'java'
-sourceCompatibility = 1.6
-targetCompatibility = 1.6
+sourceCompatibility = 1.7
+targetCompatibility = 1.7
 
 apply plugin: 'witness'
 
diff --git a/briar-tests/build.gradle b/briar-tests/build.gradle
index b3c2af66e..eda66becf 100644
--- a/briar-tests/build.gradle
+++ b/briar-tests/build.gradle
@@ -1,6 +1,6 @@
 apply plugin: 'java'
-sourceCompatibility = 1.6
-targetCompatibility = 1.6
+sourceCompatibility = 1.7
+targetCompatibility = 1.7
 
 apply plugin: 'witness'