diff --git a/.github/workflows/moodletools-build-and-push-on-tag.yaml b/.github/workflows/moodletools-build-and-push-on-tag.yaml
index a873d31..4184995 100644
--- a/.github/workflows/moodletools-build-and-push-on-tag.yaml
+++ b/.github/workflows/moodletools-build-and-push-on-tag.yaml
@@ -16,7 +16,7 @@ jobs:
         uses: olegtarasov/get-tag@v2.1
         id: tag
         with:
-          tagRegex: "(?<prefix>-.*)(?<tag>[0-9]+.[0-9]+.[0-9]+)(?<suffix>-.*)"
+          tagRegex: (?<prefix>.*-)(?<tag>[0-9]+\.[0-9]+\.[0-9]+)(?<suffix>.*)?
   build_and_push:
     permissions:
       packages: write