diff --git a/v2.1.x/site/en/home/home.md b/v2.1.x/site/en/home/home.md
index 30aedc2a2..77e037bd8 100644
--- a/v2.1.x/site/en/home/home.md
+++ b/v2.1.x/site/en/home/home.md
@@ -17,7 +17,7 @@ id: home.md
 <div class="doc-home-promotion-wrapper">
   <div class="promotion-content">
     <h2 class="promotion-title">Try Managed Milvus For Free!</h2>
-    <p class="promotion-desc">The easiest way to experience Milvus!</p>
+    <p class="promotion-desc">Try Zilliz Cloud for free! The easiest way to experience Milvus!</p>
   </div>
 
   <div class="cta-wrapper">
diff --git a/version.json b/version.json
index f9f0ff4f3..3b0287d2e 100644
--- a/version.json
+++ b/version.json
@@ -1,4 +1,4 @@
 {
-    "version": "v2.2.x",
+    "version": "v2.1.x",
     "released": "yes"
 }