diff --git a/deploy-manifests/k8s-rancher/1.authx-service/4.cas-server/4.2.cas-server-sa-api.yaml b/deploy-manifests/k8s-rancher/1.authx-service/4.cas-server/4.2.cas-server-sa-api.yaml
index 7917b65..e465290 100644
--- a/deploy-manifests/k8s-rancher/1.authx-service/4.cas-server/4.2.cas-server-sa-api.yaml
+++ b/deploy-manifests/k8s-rancher/1.authx-service/4.cas-server/4.2.cas-server-sa-api.yaml
@@ -22,6 +22,9 @@
   SERVER_TOMCAT_MIN_SPARE_THREADS: "100"
 
 
+  SPRING_DATASOURCE_HIKARI_MAXIMUM_POOL_SIZE: "20"
+  SPRING_DATASOURCE_HIKARI_MINIMUM_IDLE: "10"
+
   SPRING_DATASOURCE_DRUID_INITIAL_SIZE: "10"
   SPRING_DATASOURCE_DRUID_MAX_ACTIVE: "20"
   SPRING_DATASOURCE_DRUID_MIN_IDLE: "10"