diff --git a/package.json b/package.json
index f2a17ffd..2b83dda9 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "load-json-file": "^5.2.0",
     "npm-run-path": "^3.0.0",
     "semver": "^5.6.0",
-    "tslib": "^1.9.3",
+    "tslib": "^2.6.1",
     "yarn": "^1.21.1"
   },
   "devDependencies": {
diff --git a/yarn.lock b/yarn.lock
index cbf3c5d0..963a8aef 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3263,16 +3263,16 @@ ts-node@^8.0.3:
     source-map-support "^0.5.6"
     yn "^3.0.0"
 
-tslib@^1, tslib@^1.9.3:
-  version "1.9.3"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
-  integrity sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==
-
-tslib@^1.8.1, tslib@^1.9.0:
+tslib@^1, tslib@^1.8.1, tslib@^1.9.0, tslib@^1.9.3:
   version "1.10.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.10.0.tgz#c3c19f95973fb0a62973fb09d90d961ee43e5c8a"
   integrity sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==
 
+tslib@^2.6.1:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.6.1.tgz#fd8c9a0ff42590b25703c0acb3de3d3f4ede0410"
+  integrity sha512-t0hLfiEKfMUoqhG+U1oid7Pva4bbDPHYfJNiB7BiIjRkj1pyC++4N3huJfqY6aRH6VTB0rvtzQwjM4K6qpfOig==
+
 tsutils@^3.17.1:
   version "3.17.1"
   resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-3.17.1.tgz#ed719917f11ca0dee586272b2ac49e015a2dd759"