1 files changed, 1 insertions, 1 deletions
diff --git a/help.h b/help.h
index e716ee27ea..67207b3073 100644
--- a/help.h
+++ b/help.h
@@ -32,7 +32,7 @@ void list_all_other_cmds(struct string_list *list);
 void list_cmds_by_category(struct string_list *list,
 			   const char *category);
 void list_cmds_by_config(struct string_list *list);
-const char *help_unknown_cmd(const char *cmd);
+char *help_unknown_cmd(const char *cmd);
 void load_command_list(const char *prefix,
 		       struct cmdnames *main_cmds,
 		       struct cmdnames *other_cmds);