diff --git a/docker-compose.yaml b/docker-compose.yaml
index 885c3141..b3271bba 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -124,7 +124,7 @@ services:
   #     - paopao-network
 
   backend:
-    image: bitbus/paopao-ce:${PAOPAOCE_TAG:-nightly}
+    image: bitbus/paopao-ce:${PAOPAOCE_TAG:-0.6-alpha}
     restart: always
     depends_on:
       - db
diff --git a/pkg/version/version.go b/pkg/version/version.go
index c10934f8..dfb80cc7 100644
--- a/pkg/version/version.go
+++ b/pkg/version/version.go
@@ -9,7 +9,7 @@ import (
 )
 
 const (
-	series = "v0.6-dev"
+	series = "v0.6-alpha"
 )
 
 var (