diff --git a/rules/example/Example/rule_1.yml b/rules/example/Example/rule_1.yml
index c35f537..7e6e93e 100644
--- a/rules/example/Example/rule_1.yml
+++ b/rules/example/Example/rule_1.yml
@@ -4,7 +4,12 @@ x-trestle-rule-info:
   parameter:
     name: prm_1
     description: prm_1 description
-    alternative-values: {'default': '5%', '5pc': '5%', '10pc': '10%', '15pc': '15%', '20pc': '20%'}
+    alternative-values:
+      default: '5%'
+      5pc: '5%'
+      10pc: '10%'
+      15pc: '15%'
+      20pc: '20%'
     default-value: '5%'
   profile:
     description: FedRAMP REV5 High Baseline