diff --git a/.github/workflows/master.yml b/.github/workflows/master.yml
index 6234404..793c8e9 100644
--- a/.github/workflows/master.yml
+++ b/.github/workflows/master.yml
@@ -17,10 +17,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
-      - name: Install latest Yarn
-        run: npm install -g yarn
-      - name: Print Yarn version
-        run: yarn --version
       - name: Use Node.js ${{ env.NODE_VERSION }}
         uses: actions/setup-node@v1
         with:
diff --git a/deploy.sh b/deploy.sh
index d6a92d7..d1c0854 100644
--- a/deploy.sh
+++ b/deploy.sh
@@ -92,7 +92,7 @@ selectNodeVersion
 if [ -e "$DEPLOYMENT_TARGET/package.json" ]; then
   cd "$DEPLOYMENT_TARGET"
   echo "Running yarn install"
-  yarn install
+  yarn install --ignore-engines
   exitWithMessageOnError "yarn failed"
   cd - > /dev/null
 fi