diff --git a/.github/workflows/osgeo4w.yml b/.github/workflows/osgeo4w.yml
index d733c04ae428..28f3fd86051f 100644
--- a/.github/workflows/osgeo4w.yml
+++ b/.github/workflows/osgeo4w.yml
@@ -57,13 +57,9 @@ jobs:
 
       - name: 'determine package name'
         shell: bash {0}
-        env:
-          BASHOPTS: igncr
-        run: |
-          set -x
+        run: >-
           cygpath -aw /
           export PATH=/bin:/usr/bin
-          set
 
           RELBRANCH=$(git ls-remote --heads https://github.com/$GITHUB_REPOSITORY "refs/heads/release-*_*" | sed -e '/\^{}$/d' -ne 's#^.*refs/heads/release-#release-#p' | sort -V | tail -1)
           RELBRANCH=${RELBRANCH#*/}