diff --git a/README.md b/README.md
index 2a96542..3d3214c 100644
--- a/README.md
+++ b/README.md
@@ -110,10 +110,12 @@ docker compose exec nidus nidusctl addressbook create alice contacts
 
 ### Using pre-built images
 
-Pushing a version tag (e.g. `v1.2.3`) or publishing a release triggers
+This project uses year.month.hotfix versioning (e.g. `2026.8.0`, `2026.8.1`)
+rather than semantic versioning. Pushing a version tag (e.g. `2026.8.0`) or
+publishing a release triggers
 [`.github/workflows/docker-release.yml`](.github/workflows/docker-release.yml),
 which builds and publishes a multi-arch (`linux/amd64` + `linux/arm64`)
-image to `git.arnef.de/arnef/nidus`, tagged with the version, `<major>.<minor>`,
+image to `git.arnef.de/arnef/nidus`, tagged with the version, `<year>.<month>`,
 `latest`, and the short commit SHA. It authenticates via the
 `REGISTRY_USERNAME`/`REGISTRY_PASSWORD` repository secrets.