diff --git a/apps/emqx_auth_jwt/src/emqx_auth_jwt_app.erl b/apps/emqx_auth_jwt/src/emqx_auth_jwt_app.erl
index 736fb28b9..0926bf697 100644
--- a/apps/emqx_auth_jwt/src/emqx_auth_jwt_app.erl
+++ b/apps/emqx_auth_jwt/src/emqx_auth_jwt_app.erl
@@ -33,11 +33,10 @@ start(_Type, _Args) ->
 
     {ok, Pid} = start_auth_server(jwks_svr_options()),
     ok = emqx_auth_jwt:register_metrics(),
-
     AuthEnv0 = auth_env(),
     AuthEnv1 = AuthEnv0#{pid => Pid},
 
-    emqx:hook('client.authenticate', {emqx_auth_jwt, check, [AuthEnv1]}),
+    _ = emqx:hook('client.authenticate', {emqx_auth_jwt, check, [AuthEnv1]}),
     {ok, Sup, AuthEnv1}.
 
 stop(AuthEnv) ->