diff --git a/packages/mobx/package-lock.json b/packages/mobx/package-lock.json
index 7c06a9e09..bb71e3802 100644
--- a/packages/mobx/package-lock.json
+++ b/packages/mobx/package-lock.json
@@ -1,6 +1,6 @@
 {
     "name": "mobx",
-    "version": "6.1.6",
+    "version": "6.13.1",
     "lockfileVersion": 1,
     "requires": true,
     "dependencies": {
@@ -1394,9 +1394,9 @@
             "dev": true
         },
         "semver": {
-            "version": "5.7.1",
-            "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-            "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+            "version": "5.7.2",
+            "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.2.tgz",
+            "integrity": "sha512-cBznnQ9KjJqU67B52RMC65CMarK2600WFnbkcaiwWq3xy/5haFJlshgnpjovMVJ+Hff49d8GEn0b87C5pDQ10g==",
             "dev": true
         },
         "source-map": {