diff --git a/.github/workflows/nodejs.yml b/.github/workflows/nodejs.yml
index a46f3e4..bfb0685 100644
--- a/.github/workflows/nodejs.yml
+++ b/.github/workflows/nodejs.yml
@@ -1,10 +1,10 @@
-name: Node.js CI
+name: CI for 6.x
 
 on:
   push:
-    branch: master
+    branch: 6.x
   pull_request:
-    branch: master
+    branch: 6.x
 
 jobs:
   build:
diff --git a/package.json b/package.json
index a61dc55..2769285 100644
--- a/package.json
+++ b/package.json
@@ -3,6 +3,9 @@
   "description": "Koa cookie session middleware with external store support",
   "repository": "koajs/session",
   "version": "6.4.0",
+  "publishConfig": {
+    "tag": "latest-6"
+  },
   "keywords": [
     "koa",
     "middleware",