diff --git a/rostests/apitests/w32kdll/w32kdll_ros/w32kdll_ros.def b/rostests/apitests/w32kdll/w32kdll_ros/w32kdll_ros.def
index 6d3634bab66..bcb96025bea 100644
--- a/rostests/apitests/w32kdll/w32kdll_ros/w32kdll_ros.def
+++ b/rostests/apitests/w32kdll/w32kdll_ros/w32kdll_ros.def
@@ -587,7 +587,7 @@ NtUserUnregisterUserApiHook@0
 NtUserUnregisterHotKey@8
 NtUserUpdateInputContext@12
 NtUserUpdateInstance@12
-NtUserUpdateLayeredWindow@36
+NtUserUpdateLayeredWindow@40
 NtUserGetLayeredWindowAttributes@16
 NtUserSetLayeredWindowAttributes@16
 NtUserUpdatePerUserSystemParameters@8