diff --git a/TP1.md b/TP1.md
index 088870c..017ea39 100644
--- a/TP1.md
+++ b/TP1.md
@@ -39,7 +39,7 @@ Legend
 | 🏅 | create a method with multiple return types | ✅ |
 | 🏅 | use tuples and named-tuples | ✅ |
 | 🏅 | use control-flow operators (switch, if-else, for-in, while...) | |
-| 🏅 | use guard | |
+| 🏅 | use guard | ✅ |
 | 🏅 | use closures | |
 | 🏅 | test types, properties and methods in a CLI project | |
 | 🏅 | write unit tests | |