diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index 98ba66b06..267d5beb9 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -53,6 +53,7 @@ jobs:
         working-directory: ${{ env.CIVICRM_EXTENSIONS_DIR }}/uk.co.compucorp.civicase
         run: |
           [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
+          apt-get install python-distutils-extra
           nvm install
           nvm use
           npm ci