diff --git a/source/_docs/configuration/yaml.markdown b/source/_docs/configuration/yaml.markdown
index fa79cd97054..95438478e2f 100644
--- a/source/_docs/configuration/yaml.markdown
+++ b/source/_docs/configuration/yaml.markdown
@@ -45,10 +45,10 @@ input_select:
     name: Threat level
 # A collection is used for options
     options:
-     - 0
-     - 1
-     - 2
-     - 3
+      - 0
+      - 1
+      - 2
+      - 3
     initial: 0
 ```