diff --git a/src/webrtc/call.ts b/src/webrtc/call.ts
index b4ab781bc..5cc1c5c45 100644
--- a/src/webrtc/call.ts
+++ b/src/webrtc/call.ts
@@ -1242,7 +1242,7 @@ export class MatrixCall extends EventEmitter {
             return; // because ICE can still complete as we're ending the call
         }
         logger.debug(
-            "ICE connection state changed to: " + this.peerConn.iceConnectionState,
+            "Call ID " + this.callId + ": ICE connection state changed to: " + this.peerConn.iceConnectionState,
         );
         // ideally we'd consider the call to be connected when we get media but
         // chrome doesn't implement any of the 'onstarted' events yet