diff --git a/.github/workflows/cache.yml b/.github/workflows/cache.yml
index 93697de48..786406bad 100644
--- a/.github/workflows/cache.yml
+++ b/.github/workflows/cache.yml
@@ -19,7 +19,7 @@ jobs:
         run: |
           sudo apt-get remove git git-man
           sudo apt-get update
-          sudo apt-get install git-svn --no-install-recommends
+          sudo apt-get install subversion git-svn -y --no-install-recommends
 
       - name: checkout authors
         uses: actions/checkout@v4.2.2
diff --git a/.github/workflows/mirror.yml b/.github/workflows/mirror.yml
index 1a7c232d6..09a4e0ed0 100644
--- a/.github/workflows/mirror.yml
+++ b/.github/workflows/mirror.yml
@@ -22,7 +22,7 @@ jobs:
         run: |
           sudo apt-get remove git git-man
           sudo apt-get update
-          sudo apt-get install git-svn --no-install-recommends
+          sudo apt-get install subversion git-svn -y --no-install-recommends
 
       - name: checkout mirror config branch
         uses: actions/checkout@v4.2.2