diff --git a/gitbump.sh b/gitbump.sh
new file mode 100644
index 0000000..98d18a9
--- /dev/null
+++ b/gitbump.sh
@@ -0,0 +1,25 @@
+set -e
+
+git fetch --tags # checkout action does not get these
+
+# git describe has issues with GitHub Actions: https://github.com/treeder/firetils/commit/160ef4560d8855c9c05f4cae207baeb71b7791f3/checks?check_suite_id=414542684
+# oldv=$(git describe --match "v[0-9]*" --abbrev=0 HEAD)
+# This new way seems to work better and avoids the issue above:
+# -v:refname is a version sort
+oldv=$(git tag --sort=-v:refname --list "v[0-9]*" | head -n 1)
+echo "oldv: $oldv"
+
+# if there is no version tag yet, let's start at 0.0.0
+if [ -z "$oldv" ]; then
+   echo "No existing version, starting at 0.0.0"
+   oldv="0.0.0"
+fi
+
+newv=$(docker run --rm -v "$PWD":/app treeder/bump --input "$oldv" patch)
+echo "newv: $newv"
+
+echo "Creating tag..."
+git tag -a "v$newv" -m "version $newv"
+echo "Pushing tag to github..."
+echo "$0"
+git push --follow-tags "https://sid220:$1@github.com/Sid220/docker-apriltag-localisation.git"