diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 0884dfe7ad..7b7059fa62 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -50,6 +50,14 @@ jobs:
           mkdir -p ../versioned_docs/version-3.0
           cp -r docs/* ../versioned_docs/version-3.0
 
+      - name: process English 2.5
+        run:  |
+          cd /home/runner/work/doc/doc/temp-en
+          git checkout branch-2.5
+          rm -rf ../versioned_docs/version-2.5
+          mkdir -p ../versioned_docs/version-2.5
+          cp -r docs/* ../versioned_docs/version-2.5
+
       - name: process Chinese 3.1
         run:  |
           cd /home/runner/work/doc/doc/temp-zh
@@ -66,6 +74,14 @@ jobs:
           mkdir -p ../i18n/zh/docusaurus-plugin-content-docs/version-3.0
           cp -r * ../i18n/zh/docusaurus-plugin-content-docs/version-3.0/
 
+      - name: process Chinese 2.5
+        run:  |
+          cd /home/runner/work/doc/doc/temp-zh
+          git checkout 2.5
+          rm -rf ../i18n/zh/docusaurus-plugin-content-docs/version-2.5/
+          mkdir -p ../i18n/zh/docusaurus-plugin-content-docs/version-2.5
+          cp -r * ../i18n/zh/docusaurus-plugin-content-docs/version-2.5/
+
       - name: cleanup before running yarn build
         run:  |
           cd /home/runner/work/doc/doc
diff --git a/.github/workflows/test-deploy.yml b/.github/workflows/test-deploy.yml
index 679a490c03..b2fe1607fd 100644
--- a/.github/workflows/test-deploy.yml
+++ b/.github/workflows/test-deploy.yml
@@ -45,6 +45,14 @@ jobs:
           mkdir -p ../versioned_docs/version-3.0
           cp -r docs/* ../versioned_docs/version-3.0
 
+      - name: process English 2.5
+        run:  |
+          cd /home/runner/work/doc/doc/temp-en
+          git checkout branch-2.5
+          rm -rf ../versioned_docs/version-2.5
+          mkdir -p ../versioned_docs/version-2.5
+          cp -r docs/* ../versioned_docs/version-2.5
+
       - name: process Chinese 3.1
         run:  |
           cd /home/runner/work/doc/doc/temp-zh
@@ -61,6 +69,14 @@ jobs:
           mkdir -p ../i18n/zh/docusaurus-plugin-content-docs/version-3.0
           cp -r * ../i18n/zh/docusaurus-plugin-content-docs/version-3.0/
 
+      - name: process Chinese 2.5
+        run:  |
+          cd /home/runner/work/doc/doc/temp-zh
+          git checkout 2.5
+          rm -rf ../i18n/zh/docusaurus-plugin-content-docs/version-2.5/
+          mkdir -p ../i18n/zh/docusaurus-plugin-content-docs/version-2.5
+          cp -r * ../i18n/zh/docusaurus-plugin-content-docs/version-2.5/
+
       - name: cleanup before running yarn build
         run:  |
           cd /home/runner/work/doc/doc
diff --git a/_IGNORE/testbuild b/_IGNORE/testbuild
index 64217356e9..3da9075ee1 100755
--- a/_IGNORE/testbuild
+++ b/_IGNORE/testbuild
@@ -1,8 +1,8 @@
 export ORGANIZATION_NAME=danroscigno
-export PROJECT_NAME=docusaurusv3
+export PROJECT_NAME=doc
 export DEPLOYMENT_BRANCH=gh-pages
 
-export WORKINGDIR=/Users/droscign/GitHub/Docusaurus/starrocks
+export WORKINGDIR=/Users/droscign/GitHub/doc/
 
 cd $WORKINGDIR
 mkdir -p temp-en
@@ -22,6 +22,11 @@ rm -rf ${WORKINGDIR}/versioned_docs/version-3.0
 mkdir -p ${WORKINGDIR}/versioned_docs/version-3.0
 cp -r docs/* ${WORKINGDIR}/versioned_docs/version-3.0
 
+git checkout branch-2.5
+rm -rf ${WORKINGDIR}/versioned_docs/version-2.5
+mkdir -p ${WORKINGDIR}/versioned_docs/version-2.5
+cp -r docs/* ${WORKINGDIR}/versioned_docs/version-2.5
+
 cd ${WORKINGDIR}/temp-zh
 gh repo clone StarRocks/docs.zh-cn
 cd docs.zh-cn
@@ -36,6 +41,10 @@ rm -rf ${WORKINGDIR}/i18n/zh/docusaurus-plugin-content-docs/version-3.0/
 mkdir -p ${WORKINGDIR}/i18n/zh/docusaurus-plugin-content-docs/version-3.0
 cp -r * ${WORKINGDIR}/i18n/zh/docusaurus-plugin-content-docs/version-3.0/
 
+git checkout 2.5
+rm -rf ${WORKINGDIR}/i18n/zh/docusaurus-plugin-content-docs/version-2.5/
+mkdir -p ${WORKINGDIR}/i18n/zh/docusaurus-plugin-content-docs/version-2.5
+cp -r * ${WORKINGDIR}/i18n/zh/docusaurus-plugin-content-docs/version-2.5/
 
 echo "cleanup before running yarn build"
 cd ${WORKINGDIR}
diff --git a/docusaurus.config.js b/docusaurus.config.js
index 42601b3dc5..92d2c87483 100644
--- a/docusaurus.config.js
+++ b/docusaurus.config.js
@@ -64,6 +64,9 @@ const config = {
             '3.0': {
               banner: 'none'
             },
+            '2.5': {
+              banner: 'none'
+            },
           },
         },
         theme: {
diff --git a/versions.json b/versions.json
index 510a617768..8fd260b8c1 100644
--- a/versions.json
+++ b/versions.json
@@ -1,4 +1,5 @@
 [
   "3.1",
-  "3.0"
+  "3.0",
+  "2.5"
 ]