diff --git a/app/src/main/java/com/nextcloud/talk/signaling/SignalingMessageReceiver.java b/app/src/main/java/com/nextcloud/talk/signaling/SignalingMessageReceiver.java
index f2808791c..397ba7b55 100644
--- a/app/src/main/java/com/nextcloud/talk/signaling/SignalingMessageReceiver.java
+++ b/app/src/main/java/com/nextcloud/talk/signaling/SignalingMessageReceiver.java
@@ -370,6 +370,9 @@ public abstract class SignalingMessageReceiver {
         //         },
         //     },
         // }
+        //
+        // Note that "incall" in participants->update is all in lower case when the message applies to all participants,
+        // even if it is "inCall" when the message provides separate properties for each participant.
 
         long inCall;
         try {