diff --git a/dlls/msi/action.c b/dlls/msi/action.c
index 8c1bff36624..370007c38b0 100644
--- a/dlls/msi/action.c
+++ b/dlls/msi/action.c
@@ -3003,7 +3003,7 @@ static void delete_key( const MSICOMPONENT *comp, HKEY root, const WCHAR *path )
         {
             *p = 0;
             if (!p[1]) continue; /* trailing backslash */
-            hkey = open_key( comp, root, subkey, FALSE, access );
+            hkey = open_key( comp, root, subkey, FALSE, access | READ_CONTROL );
             if (!hkey) break;
             res = RegDeleteKeyExW( hkey, p + 1, access, 0 );
             RegCloseKey( hkey );