diff --git a/docs-2.0/nebula-operator/1.introduction-to-nebula-operator.md b/docs-2.0/nebula-operator/1.introduction-to-nebula-operator.md
index be97ce5e82..b562f0e739 100644
--- a/docs-2.0/nebula-operator/1.introduction-to-nebula-operator.md
+++ b/docs-2.0/nebula-operator/1.introduction-to-nebula-operator.md
@@ -34,6 +34,7 @@ NebulaGraph Operator 不支持 v1.x 版本的 NebulaGraph，其与 NebulaGraph 
 
 | NebulaGraph 版本 |NebulaGraph Operator 版本 | 
 | ------------------- | ---------------- |
+| 3.0.0 ~ 3.4.0 |1.4.0|
 | 3.0.0 ~ 3.3.x |1.3.0| 
 | 3.0.0 ~ 3.3.x |1.0.0、1.1.0、1.2.0|
 | 2.5.x ~ 2.6.x |0.9.0| 
diff --git a/mkdocs.yml b/mkdocs.yml
index 6f6ee408d5..f532b3eb3a 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -244,7 +244,7 @@ extra:
     tag: v1.4.0
     branch: release-1.4
     upgrade_from: 3.0.0
-    upgrade_to: 3.3.x
+    upgrade_to: 3.4.0
   exporter:
     release: 3.3.0
     branch: release-3.3