diff --git a/protos/SignalService.proto b/protos/SignalService.proto
index 8a40c1576..741d5ab8f 100644
--- a/protos/SignalService.proto
+++ b/protos/SignalService.proto
@@ -55,8 +55,8 @@ message MediumGroupUpdate {
     enum Type {
         NEW        = 0; // groupPublicKey, name, senderKeys, members, admins, groupPrivateKey
         INFO       = 1; // groupPublicKey, name, senderKeys, members, admins
-        SENDER_KEY = 2; // groupPublicKey, senderKeys
-        SENDER_KEY_REQUEST = 3; // groupPublicKey
+        SENDER_KEY_REQUEST = 2; // groupPublicKey
+        SENDER_KEY = 3; // groupPublicKey, senderKeys
     }
 
     message SenderKey {