diff --git a/.github/workflows/nuitka.yml b/.github/workflows/nuitka.yml
index db98ef0..57a1576 100644
--- a/.github/workflows/nuitka.yml
+++ b/.github/workflows/nuitka.yml
@@ -36,7 +36,7 @@ jobs:
           # short_sha=$(echo ${GITHUB_SHA} | cut -c1-7)
           # echo "short_sha=$short_sha" >> $GITHUB_OUTPUT
           # echo $GITHUB_OUTPUT
-          $short_sha = Write-Output ${GITHUB_SHA}
+          $short_sha = Write-Output $env:GITHUB_SHA
           $short_sha = $short_sha.substring(1,7)
           Write-Output $short_sha
           Write-Output "short_sha=$short_sha" >> $env:GITHUB_ENV