diff --git a/package-lock.json b/package-lock.json
index 4709d976..93d7de86 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -273,6 +273,12 @@
         "webpack-sources": "2.2.0"
       },
       "dependencies": {
+        "tslib": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.1.0.tgz",
+          "integrity": "sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A==",
+          "dev": true
+        },
         "typescript": {
           "version": "4.1.3",
           "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.3.tgz",
@@ -17815,9 +17821,9 @@
       "dev": true
     },
     "tslib": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.1.0.tgz",
-      "integrity": "sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A=="
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.3.0.tgz",
+      "integrity": "sha512-N82ooyxVNm6h1riLCoyS9e3fuJ3AMG2zIZs2Gd1ATcSFjSA23Q0fzjjZeh0jbJvWVDZ0cJT8yaNNaaXHzueNjg=="
     },
     "tsutils": {
       "version": "3.20.0",
diff --git a/package.json b/package.json
index 3c1b00bb..f2536383 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "@angular/common": "^11.2.3",
     "@angular/core": "^11.2.3",
     "rxjs": "^6.6.6",
-    "tslib": "~2.1.0"
+    "tslib": "~2.3.0"
   },
   "devDependencies": {
     "@angular-devkit/build-angular": "^0.1102.2",
diff --git a/samples/demo-app/package.json b/samples/demo-app/package.json
index 95028eb8..27c6da63 100644
--- a/samples/demo-app/package.json
+++ b/samples/demo-app/package.json
@@ -18,7 +18,7 @@
     "@angular/router": "^11.2.3",
     "@dagonmetric/ng-config": "^4.3.2",
     "rxjs": "^6.6.6",
-    "tslib": "~2.1.0",
+    "tslib": "~2.3.0",
     "zone.js": "^0.11.4"
   },
   "devDependencies": {