diff --git "a/Demos/React_Native\345\205\245\351\227\250\347\263\273\345\210\227/lesson02/yarn.lock" "b/Demos/React_Native\345\205\245\351\227\250\347\263\273\345\210\227/lesson02/yarn.lock"
index 12c2e2c..e899655 100644
--- "a/Demos/React_Native\345\205\245\351\227\250\347\263\273\345\210\227/lesson02/yarn.lock"
+++ "b/Demos/React_Native\345\205\245\351\227\250\347\263\273\345\210\227/lesson02/yarn.lock"
@@ -4963,9 +4963,9 @@ scheduler@^0.11.2:
     object-assign "^4.1.1"
 
 "semver@2 || 3 || 4 || 5", semver@^5.0.3, semver@^5.1.0, semver@^5.3.0, semver@^5.4.1, semver@^5.5.0, semver@^5.5.1:
-  version "5.6.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.6.0.tgz#7e74256fbaa49c75aa7c7a205cc22799cac80004"
-  integrity sha512-RS9R6R35NYgQn++fkDWaOmqGoj4Ek9gGs+DPxNUZKuwE183xjJroKvyo1IzVFeXvUrvmALy6FWD5xrdJT25gMg==
+  version "5.7.2"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.2.tgz#48d55db737c3287cd4835e17fa13feace1c41ef8"
+  integrity sha512-cBznnQ9KjJqU67B52RMC65CMarK2600WFnbkcaiwWq3xy/5haFJlshgnpjovMVJ+Hff49d8GEn0b87C5pDQ10g==
 
 send@0.16.2:
   version "0.16.2"