1 files changed, 1 insertions, 0 deletions
diff --git a/builtin.h b/builtin.h
index 47408a0585..94dc0732f9 100644
--- a/builtin.h
+++ b/builtin.h
@@ -19,5 +19,6 @@ extern int cmd_version(int argc, const char **argv, char **envp);
 extern int cmd_whatchanged(int argc, const char **argv, char **envp);
 extern int cmd_show(int argc, const char **argv, char **envp);
 extern int cmd_log(int argc, const char **argv, char **envp);
+extern int cmd_format_patch(int argc, const char **argv, char **envp);
 
 #endif