diff --git a/win32ss/user/ntuser/usrheap.c b/win32ss/user/ntuser/usrheap.c
index f668331b374..f1b4b4865aa 100644
--- a/win32ss/user/ntuser/usrheap.c
+++ b/win32ss/user/ntuser/usrheap.c
@@ -165,7 +165,7 @@ IntUserHeapCreate(IN PVOID SectionObject,
 
     pHeap = RtlCreateHeap(
 #if DBG /* Enable checks on debug builds */
-                          HEAP_FREE_CHECKING_ENABLED | HEAP_TAIL_CHECKING_ENABLED |
+//                          HEAP_FREE_CHECKING_ENABLED | HEAP_TAIL_CHECKING_ENABLED |
 #endif
                           HEAP_ZERO_MEMORY | HEAP_NO_SERIALIZE,
                           *SystemMappedBase,