diff --git a/rebar.config b/rebar.config
index 6beb3a0b9..94f56ae9d 100644
--- a/rebar.config
+++ b/rebar.config
@@ -83,3 +83,5 @@
   emqx_exhook_pb, % generated code for protobuf
   emqx_exproto_pb % generated code for protobuf
 ]}.
+
+{project_plugins, [erlfmt]}.