diff --git a/js/src/methodjit/BaseAssembler.h b/js/src/methodjit/BaseAssembler.h
index 40643f82462..4abc6cf7c38 100644
--- a/js/src/methodjit/BaseAssembler.h
+++ b/js/src/methodjit/BaseAssembler.h
@@ -52,7 +52,7 @@
 namespace js {
 namespace mjit {
 
-#define JS_METHODJIT_PROFILE_STUBS
+//#define JS_METHODJIT_PROFILE_STUBS
 
 struct FrameAddress : JSC::MacroAssembler::Address
 {