diff --git a/services/commtest/Cargo.lock b/services/commtest/Cargo.lock
--- a/services/commtest/Cargo.lock
+++ b/services/commtest/Cargo.lock
@@ -2136,6 +2136,7 @@
 dependencies = [
  "serde",
  "serde_json",
+ "websocket_messages",
 ]
 
 [[package]]
@@ -2356,6 +2357,14 @@
  "rustls-webpki 0.100.3",
 ]
 
+[[package]]
+name = "websocket_messages"
+version = "0.1.0"
+dependencies = [
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "which"
 version = "4.4.0"