diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index e2b9d9f6..cbc94c05 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -124,8 +124,8 @@ jobs:
           distribution: 'temurin'
       - name: Set os/arch environment variables
         run: |
-          echo "os=${RUNNER_OS}" >> $GITHUB_ENV
-          echo "arch=${RUNNER_ARCH}" >> $GITHUB_ENV
+          echo "os=$env:RUNNER_OS" >> $env:GITHUB_ENV
+          echo "arch=$env:RUNNER_ARCH" >> $env:GITHUB_ENV
       - name: Download Jar
         uses: actions/download-artifact@v4
         with: