diff --git a/package.json b/package.json
index 400e118..b22ff43 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "ms": "2.1.1",
     "node-fetch": "2.0.0",
     "router": "1.3.2",
-    "semver": "5.5.0",
+    "semver": "5.7.2",
     "stream-to-string": "1.1.0",
     "test-listen": "1.1.0"
   },
diff --git a/yarn.lock b/yarn.lock
index cd83fc4..302c809 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5012,15 +5012,10 @@ semver-diff@^2.0.0:
   dependencies:
     semver "^5.0.3"
 
-"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:
-  version "5.6.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.6.0.tgz#7e74256fbaa49c75aa7c7a205cc22799cac80004"
-  integrity sha512-RS9R6R35NYgQn++fkDWaOmqGoj4Ek9gGs+DPxNUZKuwE183xjJroKvyo1IzVFeXvUrvmALy6FWD5xrdJT25gMg==
-
-semver@5.5.0:
-  version "5.5.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
-  integrity sha512-4SJ3dm0WAwWy/NVeioZh5AntkdJoWKxHxcmyP622fOkgHa4z3R0TdBJICINyaSDE6uNwVc8gZr+ZinwZAH4xIA==
+"semver@2 || 3 || 4 || 5", semver@5.7.2, semver@^5.0.3, semver@^5.1.0, semver@^5.3.0, semver@^5.4.1, semver@^5.5.0:
+  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, set-blocking@~2.0.0:
   version "2.0.0"