diff --git a/package.json b/package.json
index 86f692c..0373d6d 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "rollup": "2.33.1",
     "rollup-plugin-chrome-extension": "3.4.0",
     "rollup-plugin-empty-dir": "1.0.4",
-    "tslib": "2.0.3",
+    "tslib": "2.8.1",
     "typescript": "4.0.5"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 4a1a510..57e3cba 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1724,10 +1724,10 @@ to-regex-range@^5.0.1:
   dependencies:
     is-number "^7.0.0"
 
-tslib@2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.0.3.tgz#8e0741ac45fc0c226e58a17bfc3e64b9bc6ca61c"
-  integrity sha512-uZtkfKblCEQtZKBF6EBXVZeQNl82yqtDQdv+eck8u7tdPxjLu2/lp5/uPW+um2tpuxINHWy3GhiccY7QgEaVHQ==
+tslib@2.8.1:
+  version "2.8.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.8.1.tgz#612efe4ed235d567e8aba5f2a5fab70280ade83f"
+  integrity sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==
 
 tslib@^1.8.1:
   version "1.13.0"