1 files changed, 1 insertions, 1 deletions
diff --git a/diff.h b/diff.h
index 8ae18e5ab1..fd33caeb25 100644
--- a/diff.h
+++ b/diff.h
@@ -634,7 +634,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option);
 int run_diff_index(struct rev_info *revs, unsigned int option);
 
 int do_diff_cache(const struct object_id *, struct diff_options *);
-int diff_flush_patch_id(struct diff_options *, struct object_id *, int, int);
+int diff_flush_patch_id(struct diff_options *, struct object_id *, int);
 void flush_one_hunk(struct object_id *result, git_hash_ctx *ctx);
 
 int diff_result_code(struct diff_options *, int);