diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 8afff92..d6e5a27 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -59,4 +59,4 @@ jobs:
       - name: Publish release asset
         uses: softprops/action-gh-release@v2
         with:
-          files: artifacts/MICROBIT-${{ github.ref_name }}/*.hex
\ No newline at end of file
+          files: artifacts/MICROBIT-${{ github.ref_name }}/MICROBIT.hex
\ No newline at end of file