diff --git a/.github/workflows/publish-svn-v2.yml b/.github/workflows/publish-svn-v2.yml
index 748c54c..598dc1a 100644
--- a/.github/workflows/publish-svn-v2.yml
+++ b/.github/workflows/publish-svn-v2.yml
@@ -22,6 +22,9 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: Install subversion
+        run: sudo apt-get update && sudo apt-get install -y subversion
+
       - name: Derive versions
         id: version
         run: |
diff --git a/.github/workflows/publish-svn.yml b/.github/workflows/publish-svn.yml
index c3f9f2d..e27593b 100644
--- a/.github/workflows/publish-svn.yml
+++ b/.github/workflows/publish-svn.yml
@@ -20,6 +20,9 @@ jobs:
       - name: Checkout tagged commit
         uses: actions/checkout@v5
 
+      - name: Install subversion
+        run: sudo apt-get update && sudo apt-get install -y subversion
+
       - name: Strip v prefix from tag
         id: version
         run: echo "bare=${GITHUB_REF_NAME#v}" >> $GITHUB_OUTPUT