diff --git a/package-lock.json b/package-lock.json
index cb340ff..b946662 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6807,9 +6807,9 @@
             }
         },
         "tslib": {
-            "version": "1.9.3",
-            "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.3.tgz",
-            "integrity": "sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==",
+            "version": "2.0.0",
+            "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.0.0.tgz",
+            "integrity": "sha512-lTqkx847PI7xEDYJntxZH89L2/aXInsyF2luSafe/+0fHOMjlBNXdH6th7f70qxLDhul7KZK0zC8V5ZIyHl0/g==",
             "dev": true
         },
         "tunnel-agent": {
diff --git a/package.json b/package.json
index 48cb912..d0ecebe 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
         "rollup-plugin-uglify": "^6.0.1",
         "ts-jest": "^24.0.0",
         "ts-node": "^8.0.2",
-        "tslib": "^1.9.3",
+        "tslib": "^2.0.0",
         "typescript": "3.4.4"
     },
     "dependencies": {