diff --git a/VERSION b/VERSION
index a0f9a4b4b..3a285c2be 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-latest
+v3.1.0
\ No newline at end of file
diff --git a/charts/fluent-operator/values.yaml b/charts/fluent-operator/values.yaml
index 3601b051c..c48cbc84a 100644
--- a/charts/fluent-operator/values.yaml
+++ b/charts/fluent-operator/values.yaml
@@ -24,7 +24,7 @@ operator:
         memory: 64Mi
   container:
     repository: "kubesphere/fluent-operator"
-    tag: "latest"
+    tag: "v3.1.0"
   # nodeSelector configuration for Fluent Operator. Ref: https://kubernetes.io/docs/user-guide/node-selection/
   nodeSelector: {}
   # Node tolerations applied to Fluent Operator. Ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/
diff --git a/manifests/setup/fluent-operator-deployment.yaml b/manifests/setup/fluent-operator-deployment.yaml
index f1823ff9e..110efdd9a 100644
--- a/manifests/setup/fluent-operator-deployment.yaml
+++ b/manifests/setup/fluent-operator-deployment.yaml
@@ -39,7 +39,7 @@ spec:
           mountPath: /var/run/docker.sock
       containers:
       - name: fluent-operator
-        image: kubesphere/fluent-operator:latest
+        image: kubesphere/fluent-operator:v3.1.0
         env:
           - name: NAMESPACE
             valueFrom:
diff --git a/manifests/setup/setup.yaml b/manifests/setup/setup.yaml
index 289f1709f..62566a224 100644
--- a/manifests/setup/setup.yaml
+++ b/manifests/setup/setup.yaml
@@ -39359,7 +39359,7 @@ spec:
             fieldRef:
               apiVersion: v1
               fieldPath: metadata.namespace
-        image: kubesphere/fluent-operator:latest
+        image: kubesphere/fluent-operator:v3.1.0
         name: fluent-operator
         resources:
           limits: