diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index fb58183..19172c2 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -31,7 +31,7 @@ jobs:
 
       - name: Get current date
         id: date
-        run: echo "::set-output name=date::$(date +'%m-%d-%g-%H-%M')"
+        run: echo "::set-output name=date::$(env ls -1 *.iso | cut -d'-' -f3,4,5,6,7)"
 
       - name: Upload 
         uses: ncipollo/release-action@v1