diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8551fa6..bfed98a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -74,8 +74,8 @@ jobs:
           VERSION=${{ needs.setup_release.outputs.new_tag_version }}
           echo "new_tag_version=$VERSION"
 
-          # Regular expression to match the string to be replaced
-          sed -i "s/version = '.*'/version = '$VERSION'/" ${{ env.FILE }}
+          REGEX="s/version = '.*'"
+          sed -i "s/$REGEX/version = '$VERSION'/" ${{ env.FILE }}
 
       - name: Print new file
         if: ${{needs.setup_release.outputs.new_tag_version != ''}}