diff --git a/apps/emqx/test/emqx_trace_SUITE.erl b/apps/emqx/test/emqx_trace_SUITE.erl
index 1652c11b9..957a9850d 100644
--- a/apps/emqx/test/emqx_trace_SUITE.erl
+++ b/apps/emqx/test/emqx_trace_SUITE.erl
@@ -96,7 +96,8 @@ t_base_create_delete(_Config) ->
             start_at => Now,
             end_at => Now + 30 * 60,
             payload_encode => text,
-            extra => #{}
+            extra => #{},
+            formatter => plain
         }
     ],
     ?assertEqual(ExpectFormat, emqx_trace:format([TraceRec])),