diff --git a/package-lock.json b/package-lock.json
index 048198c..210b98b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18887,9 +18887,9 @@
       "dev": true
     },
     "tslib": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.1.0.tgz",
-      "integrity": "sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A=="
+      "version": "2.8.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
+      "integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w=="
     },
     "tslint": {
       "version": "5.20.1",
diff --git a/package.json b/package.json
index 27b4ad7..aabf3d8 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "@angular/platform-browser": "11.2.4",
     "@angular/platform-browser-dynamic": "11.2.4",
     "rxjs": "6.6.6",
-    "tslib": "2.1.0",
+    "tslib": "2.8.1",
     "zone.js": "0.11.4",
     "loadjs": "4.2.0"
   },
@@ -59,7 +59,7 @@
     "semantic-release": "17.4.1",
     "ts-node": "9.1.1",
     "tsickle": "0.39.1",
-    "tslib": "2.1.0",
+    "tslib": "2.8.1",
     "tslint": "5.20.1",
     "typescript": "4.0.5"
   },