diff --git a/.yamllint b/.yamllint
index 97c08cf..68bf02c 100644
--- a/.yamllint
+++ b/.yamllint
@@ -1,2 +1,10 @@
-indentation:
-  indent-sequences: false
+---
+
+extends: default
+
+rules:
+  indentation:
+    level: error
+    indent-sequences: false
+
+...