diff --git a/global/overlay/etc/puppet/hiera.yaml b/global/overlay/etc/puppet/hiera.yaml
index cd619bb..782fa7f 100644
--- a/global/overlay/etc/puppet/hiera.yaml
+++ b/global/overlay/etc/puppet/hiera.yaml
@@ -1,13 +1,15 @@
 ---
-:backends: - yaml
-           - gpg
+:backends:
+  - yaml
+  - gpg
 
 :logger: console
 
-:hierarchy: - %{env}/%{location}/%{calling_module}
-            - %{env}/%{calling_module}
-            - secrets.yaml
-            - common
+:hierarchy:
+  - "%{env}/%{location}/%{calling_module}"
+  - "%{env}/%{calling_module}"
+  - secrets.yaml
+  - common
 
 
 :yaml: