diff --git a/rules/S4035/csharp/rule.adoc b/rules/S4035/csharp/rule.adoc
index a442d065ecc..606e5ba9c20 100644
--- a/rules/S4035/csharp/rule.adoc
+++ b/rules/S4035/csharp/rule.adoc
@@ -6,7 +6,7 @@ When a class implements the `IEquatable<T>` interface, it enters a contract that
 Alternatively `IEqualityComparer<T>` provides a safer interface and is used by collections or `Equals` could be made `virtual`.
 
 
-This rule raises an issue when an unsealed, `public` or `protected` class implements `IEquitable<T>` and the `Equals` is neither `virtual` nor `abstract`.
+This rule raises an issue when an unsealed, `public` or `protected` class implements `IEquatable<T>` and the `Equals` is neither `virtual` nor `abstract`.
 
 
 === Noncompliant code example