diff --git a/.github/workflows/tst_ubuntu_san.yml b/.github/workflows/tst_ubuntu_san.yml
index ca085e3..dd358a9 100644
--- a/.github/workflows/tst_ubuntu_san.yml
+++ b/.github/workflows/tst_ubuntu_san.yml
@@ -15,6 +15,10 @@ jobs:
       image: rocker/r-devel-san:latest
 
     steps:
+      - name: install git
+        run: |
+          sudo apt update 
+          sudp apt install git
       - uses: actions/checkout@v3
         with:
           submodules: 'true'