diff --git a/test/helper/helper.go b/test/helper/helper.go
index 6a9bf43f..b0e82d7e 100644
--- a/test/helper/helper.go
+++ b/test/helper/helper.go
@@ -34,6 +34,8 @@ var defaultEnvs = map[string]string{
 	"WEBHOOKX_LOG_FILE":                  "webhookx.log",
 	"WEBHOOKX_ACCESS_LOG_FILE":           "webhookx.log",
 	"WEBHOOKX_WORKER_DELIVERER_ACL_DENY": "",
+	"WEBHOOKX_WORKER_POOL_SIZE":          "100",
+	"WEBHOOKX_WORKER_POOL_CONCURRENCY":   "10",
 }
 
 func unsetEnvs(envs map[string]string) {