1 files changed, 2 insertions, 0 deletions
diff --git a/shortlog.h b/shortlog.h
index 5d64cfe929..2fa61c4294 100644
--- a/shortlog.h
+++ b/shortlog.h
@@ -3,6 +3,8 @@
 
 #include "string-list.h"
 
+struct commit;
+
 struct shortlog {
 	struct string_list list;
 	int summary;