diff --git a/sequencer.c b/sequencer.c
index 7f07cd00f3..3cdb20b074 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -5387,8 +5387,8 @@ int sequencer_make_script(struct repository *r, struct strbuf *out, int argc,
  * Add commands after pick and (series of) squash/fixup commands
  * in the todo list.
  */
-void todo_list_add_exec_commands(struct todo_list *todo_list,
-				 struct string_list *commands)
+static void todo_list_add_exec_commands(struct todo_list *todo_list,
+					struct string_list *commands)
 {
 	struct strbuf *buf = &todo_list->buf;
 	size_t base_offset = buf->len;
diff --git a/sequencer.h b/sequencer.h
index d57d8ea23d..60a156ea90 100644
--- a/sequencer.h
+++ b/sequencer.h
@@ -160,8 +160,6 @@ int sequencer_remove_state(struct replay_opts *opts);
 int sequencer_make_script(struct repository *r, struct strbuf *out, int argc,
 			  const char **argv, unsigned flags);
 
-void todo_list_add_exec_commands(struct todo_list *todo_list,
-				 struct string_list *commands);
 int complete_action(struct repository *r, struct replay_opts *opts, unsigned flags,
 		    const char *shortrevisions, const char *onto_name,
 		    struct commit *onto, const struct object_id *orig_head,