diff --git a/charts/milvus/Chart.yaml b/charts/milvus/Chart.yaml
index 3dbd9c2e..e505d794 100644
--- a/charts/milvus/Chart.yaml
+++ b/charts/milvus/Chart.yaml
@@ -3,7 +3,7 @@ name: milvus
 appVersion: "2.1.4"
 kubeVersion: "^1.10.0-0"
 description: Milvus is an open-source vector database built to power AI applications and vector similarity search.
-version: 3.2.17
+version: 3.2.18
 keywords:
   - milvus
   - elastic
diff --git a/charts/milvus/values.yaml b/charts/milvus/values.yaml
index bfa3c318..60903b76 100644
--- a/charts/milvus/values.yaml
+++ b/charts/milvus/values.yaml
@@ -220,7 +220,7 @@ quotaAndLimits:
     # specific conditions, such as memory of nodes to water marker), `true` means always reject all dml requests.
     forceDeny: false
     ttProtection:
-      enabled: true
+      enabled: false
       # maxTimeTickDelay indicates the backpressure for DML Operations.
       # DML rates would be reduced according to the ratio of time tick delay to maxTimeTickDelay,
       # if time tick delay is greater than maxTimeTickDelay, all DML requests would be rejected.