diff --git a/demoCRA/yarn.lock b/demoCRA/yarn.lock
index 570d529..7dfcb5f 100644
--- a/demoCRA/yarn.lock
+++ b/demoCRA/yarn.lock
@@ -5671,8 +5671,8 @@ semver-diff@^2.0.0:
     semver "^5.0.3"
 
 "semver@2 || 3 || 4 || 5", semver@^5.0.3, semver@^5.1.0, semver@^5.3.0:
-  version "5.4.1"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.4.1.tgz#e059c09d8571f0540823733433505d3a2f00b18e"
+  version "5.7.2"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.2.tgz#48d55db737c3287cd4835e17fa13feace1c41ef8"
 
 send@0.16.1:
   version "0.16.1"