diff --git a/.github/workflows/ci_publish.yml b/.github/workflows/ci_publish.yml
index b2fa7a1..191711a 100644
--- a/.github/workflows/ci_publish.yml
+++ b/.github/workflows/ci_publish.yml
@@ -24,11 +24,13 @@ on:
       - 'v*'
 
 jobs:
-  ubuntu-latest:
-    name: ubuntu-latest
-    runs-on: ubuntu-latest
+  ubuntu-20_04:
+    name: ubuntu-20_04
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
       - name: Run './build.cmd CiPublish'
         run: ./build.cmd CiPublish
         env: