diff --git a/src/mod/endpoints/mod_skinny/skinny_protocol.h b/src/mod/endpoints/mod_skinny/skinny_protocol.h
index f87d13a204..c9a3d12b09 100644
--- a/src/mod/endpoints/mod_skinny/skinny_protocol.h
+++ b/src/mod/endpoints/mod_skinny/skinny_protocol.h
@@ -80,7 +80,7 @@ struct stimulus_message {
 #define OFF_HOOK_MESSAGE 0x0006
 struct off_hook_message {
 	uint32_t line_instance;
-	uint32_t call_id;
+	/* uint32_t call_id; */
 };
 
 /* OnHookMessage */