diff --git a/tic-tac-toe/training/yannick/yarn.lock b/tic-tac-toe/training/yannick/yarn.lock
index a690f18..1341b82 100644
--- a/tic-tac-toe/training/yannick/yarn.lock
+++ b/tic-tac-toe/training/yannick/yarn.lock
@@ -691,9 +691,9 @@ seedrandom@2.4.3:
   integrity sha1-JDhQTa0zkXMUv/GKxNeU8W1qrsw=
 
 semver@^5.3.0:
-  version "5.7.1"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
-  integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==
+  version "5.7.2"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.2.tgz#48d55db737c3287cd4835e17fa13feace1c41ef8"
+  integrity sha512-cBznnQ9KjJqU67B52RMC65CMarK2600WFnbkcaiwWq3xy/5haFJlshgnpjovMVJ+Hff49d8GEn0b87C5pDQ10g==
 
 set-blocking@~2.0.0:
   version "2.0.0"