diff --git a/dlls/user32/user32.spec b/dlls/user32/user32.spec
index 168ac803a9d..6b0fc0a7d5d 100644
--- a/dlls/user32/user32.spec
+++ b/dlls/user32/user32.spec
@@ -304,7 +304,7 @@
 @ stdcall GetKeyboardType(long)
 @ stdcall GetLastActivePopup(long)
 @ stdcall GetLastInputInfo(ptr)
-# @ stub GetLayeredWindowAttributes
+@ stdcall GetLayeredWindowAttributes(long ptr ptr ptr)
 # @ stub GetListBoxInfo
 @ stdcall GetMenu(long)
 @ stdcall GetMenuBarInfo(long long long ptr)
diff --git a/dlls/user32/win.c b/dlls/user32/win.c
index 72f3cfcf15b..e55fe201e5b 100644
--- a/dlls/user32/win.c
+++ b/dlls/user32/win.c
@@ -3083,6 +3083,16 @@ BOOL WINAPI SetLayeredWindowAttributes( HWND hWnd, COLORREF rgbKey,
     return TRUE;
 }
 
+/*****************************************************************************
+ *              GetLayeredWindowAttributes (USER32.@)
+ */
+BOOL WINAPI GetLayeredWindowAttributes( HWND hWnd, COLORREF *prgbKey,
+                                        BYTE *pbAlpha, DWORD *pdwFlags )
+{
+    FIXME("(%p,%p,%p,%p): stub!\n", hWnd, prgbKey, pbAlpha, pdwFlags);
+    return FALSE;
+}
+
 /*****************************************************************************
  *              UpdateLayeredWindow (USER32.@)
  */