diff --git a/build.gradle b/build.gradle
index ca6cf25261..9e95e48dfc 100644
--- a/build.gradle
+++ b/build.gradle
@@ -58,7 +58,7 @@ dependencies {
     compile 'org.whispersystems:jobmanager:1.0.2'
     compile 'org.whispersystems:libpastelog:1.0.7'
     compile 'org.whispersystems:signal-service-android:2.5.0'
-    compile 'org.whispersystems:webrtc-android:M56'
+    compile 'org.whispersystems:webrtc-android:M56-S1'
 
     compile "me.leolin:ShortcutBadger:1.10-WS1"
     compile 'se.emilsjolander:stickylistheaders:2.7.0'
@@ -125,7 +125,7 @@ dependencyVerification {
         'org.whispersystems:jobmanager:506f679fc2fcf7bb6d10f00f41d6f6ea0abf75c70dc95b913398661ad538a181',
         'org.whispersystems:libpastelog:bb331d9a98240fc139101128ba836c1edec3c40e000597cdbb29ebf4cbf34d88',
         'org.whispersystems:signal-service-android:f207fcf8f17b5a1f04053151cad518f9520f8fbfb2e5563a19828f6b2c2b7b6d',
-        'org.whispersystems:webrtc-android:1eaaf2c8b48e135834de74733dd5ffcf9585402ad4d568f5167bc3ba6f11d569',
+        'org.whispersystems:webrtc-android:776a2769348f62aec28b9be6e97dcfea9c07b472ddbe24ac1ca1c46567cf8a8e',
         'me.leolin:ShortcutBadger:e8e39df8a59d8211a30f40b1eeab21b3fa57b3f3e0f03abb995f82d66588778c',
         'se.emilsjolander:stickylistheaders:a08ca948aa6b220f09d82f16bbbac395f6b78897e9eeac6a9f0b0ba755928eeb',
         'com.jpardogo.materialtabstrip:library:c6ef812fba4f74be7dc4a905faa4c2908cba261a94c13d4f96d5e67e4aad4aaa',
@@ -180,7 +180,6 @@ dependencyVerification {
     ]
 }
 
-
 android {
     compileSdkVersion 25
     buildToolsVersion '23.0.3'