diff --git a/proto.json b/proto.json
index 70aa821..f949c8a 100644
--- a/proto.json
+++ b/proto.json
@@ -120,7 +120,7 @@
     "syft.messaging.message.Message": {
       "code": 32
     },
-    "syft.messaging.message.Operation": {
+    "syft.messaging.message.OperationMessage": {
       "code": 33
     },
     "syft.messaging.message.ObjectMessage": {