diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index ba56a80..91c30cf 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -21,6 +21,11 @@ jobs:
             runner: ubuntu-latest
     runs-on: ${{ matrix.runner }}
     steps:
+      - name: Prepare
+        run: |
+          platform=${{ matrix.platform }}
+          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV
+          
       - name: Checkout repository
         uses: actions/checkout@v4