diff --git a/dlls/psapi/psapi.spec b/dlls/psapi/psapi.spec
index 4db42857b70..2bedfef595f 100644
--- a/dlls/psapi/psapi.spec
+++ b/dlls/psapi/psapi.spec
@@ -21,3 +21,4 @@
 @ stdcall GetProcessMemoryInfo(long ptr long)
 @ stdcall GetWsChanges(long ptr long)
 @ stdcall InitializeProcessForWsWatch(long)
+@ stdcall QueryWorkingSet(long ptr long)
diff --git a/dlls/psapi/psapi_main.c b/dlls/psapi/psapi_main.c
index bb2663f2c43..d1a602edd00 100644
--- a/dlls/psapi/psapi_main.c
+++ b/dlls/psapi/psapi_main.c
@@ -471,10 +471,7 @@ BOOL WINAPI InitializeProcessForWsWatch(HANDLE hProcess)
 }
 
 /***********************************************************************
- *           QueryWorkingSet (PSAPI.?)
- * FIXME
- *     I haven't been able to find the ordinal for this function,
- *     This means it can't be called from outside the DLL.
+ *           QueryWorkingSet (PSAPI.@)
  */
 BOOL WINAPI QueryWorkingSet(HANDLE hProcess, LPVOID pv, DWORD cb)
 {