diff --git a/src/cheogram/java/com/cheogram/android/ConnectionService.java b/src/cheogram/java/com/cheogram/android/ConnectionService.java
index 97f9a84adb673079a742ca95bee5572bbabd3b67..a3857d97a6bcc7b087dc574a474d1eaa636c259b 100644
--- a/src/cheogram/java/com/cheogram/android/ConnectionService.java
+++ b/src/cheogram/java/com/cheogram/android/ConnectionService.java
@@ -300,7 +300,7 @@ public class ConnectionService extends android.telecom.ConnectionService {
 		@Override
 		public void onCallAudioStateChanged(CallAudioState state) {
 			pendingState = null;
-			if (rtpConnection == null || rtpConnection.get() == null) {
+			if (rtpConnection == null || rtpConnection.get() == null || rtpConnection.get().getAudioManager() == null) {
 				pendingState = state;
 				return;
 			}