diff --git a/fgetwc_fix.c b/fgetwc_fix.c
index ed770ce..76cf52b 100644
--- a/fgetwc_fix.c
+++ b/fgetwc_fix.c
@@ -1,4 +1,6 @@
 
+/* This file contains a fixed implementation of fgetwc since glibc's one is a little segfaulty when used on fmemopen'ed files. */
+
 #include <stdlib.h>
 #include <wchar.h>
 #include <stdio.h>