diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 511cfed..3006f69 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -39,8 +39,8 @@ jobs:
       - name: Fetch tarball from PyPI
         id: fetch-tarball
         run: |
-          FILE_NAME=osc-tiny-$LATEST_TAG.tar.gz
-          FILE_URL="https://files.pythonhosted.org/packages/source/o/osc-tiny/osc_tiny-$LATEST_TAG.tar.gz -O $FILE_NAME"
+          FILE_NAME="osc-tiny-${{ env.LATEST_TAG }}.tar.gz"
+          FILE_URL="https://files.pythonhosted.org/packages/source/o/osc-tiny/osc_tiny-${{ env.LATEST_TAG }}.tar.gz -O $FILE_NAME"
 
           while [ ! -f "$FILE_NAME" ]; do
             echo "File not found. Downloading..."
@@ -54,13 +54,13 @@ jobs:
 
       - name: Update version in spec file
         run: |
-          sed -i "s/^Version:.*/Version: $LATEST_TAG/" *.spec
+          sed -i "s/^Version:.*/Version: ${{ env.LATEST_TAG }}/" *.spec
 
       - name: Commit and push changes
         run: |
-          osc vc -m 'Update to version $LATEST_TAG'
-          osc commit -m "Update to version $LATEST_TAG"
+          osc vc -m 'Update to version ${{ env.LATEST_TAG }}'
+          osc commit -m "Update to version ${{ env.LATEST_TAG }}"
 
       - name: Submit changes to OBS
         run: |
-          osc submitrequest -m "Update package to version $LATEST_TAG"          
+          osc submitrequest -m "Update package to version ${{ env.LATEST_TAG }}"