diff --git a/Source/JavaScriptCore/dfg/DFGFixupPhase.cpp b/Source/JavaScriptCore/dfg/DFGFixupPhase.cpp
index 9d33f9f..a0bfca8 100644
--- a/Source/JavaScriptCore/dfg/DFGFixupPhase.cpp
+++ b/Source/JavaScriptCore/dfg/DFGFixupPhase.cpp
@@ -859,6 +859,7 @@
         case GarbageValue:
         case CountExecution:
         case ForceOSRExit:
+        case CheckWatchdogTimer:
             break;
 #else
         default: