diff --git a/PC/WinMain.c b/PC/WinMain.c
index e50fb3298a5e98..36aa90353fd018 100644
--- a/PC/WinMain.c
+++ b/PC/WinMain.c
@@ -1,4 +1,4 @@
-/* Minimal main program -- everything is loaded from the library */
+/* Minimal main program -- everything is loaded from the library. */
 
 #include <windows.h>
 #include "Python.h"