diff --git a/dirty-flag/README.md b/dirty-flag/README.md
index 36c92f0e2..bea4d324b 100644
--- a/dirty-flag/README.md
+++ b/dirty-flag/README.md
@@ -6,7 +6,7 @@ permalink: /patterns/dirty-flag/
 categories: Other
 tags:
  - Java
- - Difficulty-Easy
+ - Difficulty-Beginner
  - Performance
 ---