1 files changed, 1 insertions, 1 deletions
diff --git a/mailmap.h b/mailmap.h
index 6e48f83ced..ba2ee7670c 100644
--- a/mailmap.h
+++ b/mailmap.h
@@ -1,7 +1,7 @@
 #ifndef MAILMAP_H
 #define MAILMAP_H
 
-int read_mailmap(struct string_list *map, const char *filename, char **repo_abbrev);
+int read_mailmap(struct string_list *map, char **repo_abbrev);
 int map_email(struct string_list *mailmap, const char *email, char *name, int maxlen);
 
 #endif