diff --git a/README.md b/README.md
index a460c0c..04bbd85 100644
--- a/README.md
+++ b/README.md
@@ -317,7 +317,7 @@ enableAllRules = true
 [rule.function-length]
     Disabled = true
 
-# Rule tunning
+# Rule tuning
 [rule.argument-limit]
     Arguments = [5]
 [rule.cyclomatic]