diff --git a/dlls/kernel/wowthunk.c b/dlls/kernel/wowthunk.c
index ca3a48baf9a..517c037703d 100644
--- a/dlls/kernel/wowthunk.c
+++ b/dlls/kernel/wowthunk.c
@@ -293,6 +293,7 @@ DWORD WINAPI K32WOWCallback16( DWORD vpfn16, DWORD dwParam )
  */
 DWORD WINAPI GetVDMPointer32W16( SEGPTR vp, UINT16 fMode )
 {
+    GlobalPageLock16(GlobalHandle16(SELECTOROF(vp)));
     return (DWORD)K32WOWGetVDMPointer( vp, 0, (DWORD)fMode );
 }