diff --git a/18-stateful-set/01-statefulset.yml b/18-stateful-sets/01-statefulset.yml similarity index 100% rename from 18-stateful-set/01-statefulset.yml rename to 18-stateful-sets/01-statefulset.yml diff --git a/18-stateful-set/README.md b/18-stateful-sets/README.md similarity index 100% rename from 18-stateful-set/README.md rename to 18-stateful-sets/README.md