diff --git a/dlls/winspool.drv/winspool.drv.spec b/dlls/winspool.drv/winspool.drv.spec
index cf965f6098e..ba485638973 100644
--- a/dlls/winspool.drv/winspool.drv.spec
+++ b/dlls/winspool.drv/winspool.drv.spec
@@ -46,8 +46,8 @@
 @ stdcall AddMonitorA(str long ptr)
 @ stdcall AddMonitorW(wstr long ptr)
 @ stdcall AddPortA(str ptr str)
-@ stdcall AddPortExA(ptr str long ptr str)
-@ stdcall AddPortExW(ptr wstr long ptr wstr)
+@ stdcall AddPortExA(str long ptr str)
+@ stdcall AddPortExW(wstr long ptr wstr)
 @ stdcall AddPortW(wstr long wstr)
 @ stdcall AddPrintProcessorA(str str str str)
 @ stdcall AddPrintProcessorW(wstr wstr wstr wstr)