1 files changed, 1 insertions, 1 deletions
diff --git a/commit.h b/commit.h
index f4fc5c5589..95f981a1a9 100644
--- a/commit.h
+++ b/commit.h
@@ -70,7 +70,7 @@ extern char *reencode_commit_message(const struct commit *commit,
 				     const char **encoding_p);
 extern void get_commit_format(const char *arg, struct rev_info *);
 extern void format_commit_message(const struct commit *commit,
-				  const void *format, struct strbuf *sb,
+				  const char *format, struct strbuf *sb,
 				  enum date_mode dmode);
 extern void pretty_print_commit(enum cmit_fmt fmt, const struct commit*,
                                 struct strbuf *,