diff --git a/src/Qowaiv.Validation.DataAnnotations/README.md b/src/Qowaiv.Validation.DataAnnotations/README.md
index 55da86a..b5aa2e5 100644
--- a/src/Qowaiv.Validation.DataAnnotations/README.md
+++ b/src/Qowaiv.Validation.DataAnnotations/README.md
@@ -88,7 +88,7 @@ when dealing with flags, but that can be restricted by setting
 ``` C#
 public class Model
 {
-    [DefinedOnly<SomeEnum>(OnlyAllowDefinedFlagsCombinations = false)]
+    [DefinedOnly<SomeEnum>(OnlyAllowDefinedFlagsCombinations = false)]
     public SomeEnum CountryOfBirth { get; set; }
 }
 ```