diff --git a/ChangeLog b/ChangeLog
index 7d0c0388..ee695035 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-01-05  Nicolas François  <nicolas.francois@centraliens.net>
+
+	* lib/groupio.c: Remove prototype of putgrent(), add parameter's
+	name of sgetgrent().
+
 2008-01-05  Nicolas François  <nicolas.francois@centraliens.net>
 
 	* NEWS, src/groupmod.c, src/groupadd.c: Add option --password to
diff --git a/lib/groupio.c b/lib/groupio.c
index a519bc80..97d3d723 100644
--- a/lib/groupio.c
+++ b/lib/groupio.c
@@ -8,8 +8,8 @@
 #include "commonio.h"
 #include "getdef.h"
 #include "groupio.h"
-extern int putgrent (const struct group *, FILE *);
-extern struct group *sgetgrent (const char *);
+
+extern struct group *sgetgrent (const char *buf);
 
 static struct commonio_entry *merge_group_entries (struct commonio_entry *,
                                                    struct commonio_entry *);