diff --git a/ntoskrnl/mm/ARM3/i386/init.c b/ntoskrnl/mm/ARM3/i386/init.c
index 79ed102c230..bd14a83e19b 100644
--- a/ntoskrnl/mm/ARM3/i386/init.c
+++ b/ntoskrnl/mm/ARM3/i386/init.c
@@ -418,6 +418,8 @@ MiInitMachineDependent(IN PLOADER_PARAMETER_BLOCK LoaderBlock)
         StartPde++;
     }
 
+    MmSubsectionBase = (ULONG_PTR)MmNonPagedPoolStart;
+
     //
     // Now remember where the expansion starts
     //