diff --git a/yarn.lock b/yarn.lock
index 3a2614c..529924a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1186,13 +1186,9 @@ rxjs@^6.1.0:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
 
-"semver@2 || 3 || 4 || 5":
-  version "5.4.1"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.4.1.tgz#e059c09d8571f0540823733433505d3a2f00b18e"
-
-semver@^5.5.0, semver@^5.5.1:
-  version "5.6.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.6.0.tgz#7e74256fbaa49c75aa7c7a205cc22799cac80004"
+"semver@2 || 3 || 4 || 5", semver@^5.5.0, semver@^5.5.1:
+  version "5.7.2"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.2.tgz#48d55db737c3287cd4835e17fa13feace1c41ef8"
 
 shebang-command@^1.2.0:
   version "1.2.0"