diff --git a/desmume/src/windows/main.c b/desmume/src/windows/main.c
index 7d9168a7a..f61131c45 100644
--- a/desmume/src/windows/main.c
+++ b/desmume/src/windows/main.c
@@ -403,7 +403,7 @@ void NDS_UnPause()
 void StateSaveSlot(int num)
 {
 	NDS_Pause();
-	savestate_slot
+	savestate_slot(num);
 	NDS_UnPause();
 }