diff --git a/.gitea/workflows/build_stable.yml b/.gitea/workflows/build_stable.yml
index 34318b5..7b59013 100644
--- a/.gitea/workflows/build_stable.yml
+++ b/.gitea/workflows/build_stable.yml
@@ -15,12 +15,12 @@ jobs:
         id: extract-version
         run: |
           export DIGEST=$(curl -s "https://registry.hub.docker.com/v2/repositories/library/nextcloud/tags/?page_size=100" | jq -r '.results[] | select(.name=="stable") .digest')
-          export VERSION=$(curl -s "https://registry.hub.docker.com/v2/repositories/library/nextcloud/tags/?page_size=1000" | jq -r ".results[] | select(.name | test(\"^([0-9]+\\\.)+[0-9]+$\")) | select(.digest==\"$DIGEST\").name")
+          export VERSION=$(curl -s "https://registry.hub.docker.com/v2/repositories/library/nextcloud/tags/?page_size=1000" | jq -r '.results[] | select(.name | test("^[0-9]+\\.[0-9]+\\.[0-9]+$")) | select(.digest=="'$DIGEST'").name')
           export VERSION_MAJOR=$(curl -s "https://registry.hub.docker.com/v2/repositories/library/nextcloud/tags/?page_size=1000" | jq -r ".results[] | select(.name | test(\"^[0-9]{1,2}$\")) | select(.digest==\"$DIGEST\").name")
           echo "Latest version: $VERSION"
           echo "Major version: $VERSION_MAJOR"
           echo "version=${VERSION}" >> $GITHUB_OUTPUT
-          echo "version-major=${VERSION_MAJOR}" >> $GITHUB_OUTPUT
+          echo "version_major=${VERSION_MAJOR}" >> $GITHUB_OUTPUT
         shell: bash
       # - name: Check if the image was already built
       #   id: check-build-status
@@ -59,5 +59,5 @@ jobs:
           context: .
           build-args: NEXTCLOUD_VERSION=${{ steps.extract-version.outputs.version }}
           platforms: linux/amd64,linux/arm64
-          tags: jiriks74/nextcloud-extended:${{ steps.extract-version.outputs.version }},jiriks74/nextcloud-extended:${{ steps.extract-version.outputs.version-major }},jiriks74/nextcloud-extended:stable
+          tags: jiriks74/nextcloud-extended:${{ steps.extract-version.outputs.version }},jiriks74/nextcloud-extended:${{ steps.extract-version.outputs.version_major }},jiriks74/nextcloud-extended:stable