diff --git a/.yamllint b/.yamllint
new file mode 100644
index 0000000000000000000000000000000000000000..cca80e2e16c9ee5298e8a5bcf9f77c130fdc3d8e
--- /dev/null
+++ b/.yamllint
@@ -0,0 +1,19 @@
+---
+
+extends: default
+
+rules:
+  comments-indentation:
+    level: warning
+  document-start:
+    level: error
+  empty-lines:
+    max: 1
+  empty-values:
+    forbid-in-flow-mappings: true
+    forbid-in-block-mappings: true
+  line-length:
+    level: warning
+  octal-values:
+    forbid-implicit-octal: true
+    level: warning
diff --git a/unbound/handlers/main.yml b/unbound/handlers/main.yml
index 53e84bf62f1bfaebf1c21289a43cbe8f32b778dc..7c3019d7986f6db7e7dfd51feee74c9a1ceac4ec 100644
--- a/unbound/handlers/main.yml
+++ b/unbound/handlers/main.yml
@@ -1,2 +1,4 @@
+---
+
 - name: restart unbound
   systemd: name=unbound.service state=restarted
diff --git a/unbound/tasks/main.yml b/unbound/tasks/main.yml
index 44206260428ae0e5acd0ccd30dbbd73706394443..f9c8e61142a5e609ded1e78625aa5ca781993726 100644
--- a/unbound/tasks/main.yml
+++ b/unbound/tasks/main.yml
@@ -1,3 +1,5 @@
+---
+
 - name: Install unbound packages
   apt: name=unbound state=present
   tags: