diff --git a/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc b/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
index 8ecdabd5d..bcb88123c 100644
--- a/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
+++ b/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
@@ -400,7 +400,7 @@ dword_result_t MmQueryAddressProtect(dword_t base_address) {
   if (!heap->QueryProtect(base_address, &access)) {
     access = 0;
   }
-  access = ToXdkProtectFlags(access);
+  access = !access ? 0 : ToXdkProtectFlags(access);
 
   return access;
 }