diff --git a/dlls/advapi32/advapi32.spec b/dlls/advapi32/advapi32.spec
index f9285caabc9..7e6880eacb0 100644
--- a/dlls/advapi32/advapi32.spec
+++ b/dlls/advapi32/advapi32.spec
@@ -235,7 +235,7 @@
 @ stdcall GetCurrentHwProfileA(ptr)
 @ stdcall GetCurrentHwProfileW(ptr)
 @ stdcall GetEffectiveRightsFromAclA(ptr ptr ptr)
-# @ stub GetEffectiveRightsFromAclW
+@ stdcall GetEffectiveRightsFromAclW(ptr ptr ptr)
 # @ stub GetEventLogInformation
 @ stdcall GetExplicitEntriesFromAclA(ptr ptr ptr)
 @ stdcall GetExplicitEntriesFromAclW(ptr ptr ptr)