diff --git a/_security-analytics/api-tools/rule-api.md b/_security-analytics/api-tools/rule-api.md
index 370aec439c..5a37c3edc4 100644
--- a/_security-analytics/api-tools/rule-api.md
+++ b/_security-analytics/api-tools/rule-api.md
@@ -11,7 +11,7 @@ The following APIs can be used for a number of tasks related to rules, from sear
 
 ## Create Custom Rule
 
-The Create custom rule API uses Sigma security rule formatting to create a custom rule. For information about how to write a rule in Sigma format, see information provided at [Sigma's GitHub repository](https://github.com/SigmaHQ/sigma).
+The Create Custom Rule API uses Sigma security rule formatting to create a custom rule. For information about how to write a rule in Sigma format, see information provided at [Sigma's GitHub repository](https://github.com/SigmaHQ/sigma).
 
 ```json
 POST /_plugins/_security_analytics/rules?category=windows