diff --git a/apps/emqx_resource/include/emqx_resource.hrl b/apps/emqx_resource/include/emqx_resource.hrl
index 283156b95..41be9e8a0 100644
--- a/apps/emqx_resource/include/emqx_resource.hrl
+++ b/apps/emqx_resource/include/emqx_resource.hrl
@@ -119,5 +119,5 @@
 -define(AUTO_RESTART_INTERVAL, 60000).
 -define(AUTO_RESTART_INTERVAL_RAW, <<"60s">>).
 
--define(TEST_ID_PREFIX, "_test-create-dry-run:").
+-define(TEST_ID_PREFIX, "_probe_:").
 -define(RES_METRICS, resource_metrics).