diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 42afaa9..48bf08e 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -111,6 +111,14 @@
         "tslib": "1.10.0",
         "typescript": "3.5.3",
         "webpack-sources": "1.4.3"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "1.10.0",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.10.0.tgz",
+          "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==",
+          "dev": true
+        }
       }
     },
     "@angular-devkit/build-webpack": {
@@ -11013,9 +11021,9 @@
       }
     },
     "tslib": {
-      "version": "1.10.0",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.10.0.tgz",
-      "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ=="
+      "version": "1.13.0",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.13.0.tgz",
+      "integrity": "sha512-i/6DQjL8Xf3be4K/E6Wgpekn5Qasl1usyw++dAA35Ue5orEn65VIxOA+YvNNl9HV3qv70T7CNwjODHZrLwvd1Q=="
     },
     "tslint": {
       "version": "5.15.0",
diff --git a/frontend/package.json b/frontend/package.json
index b82d0d7..8892785 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -23,7 +23,7 @@
     "bootstrap": "^4.3.1",
     "rxjs": "~6.6.2",
     "rxjs-compat": "^6.5.3",
-    "tslib": "^1.10.0",
+    "tslib": "^1.13.0",
     "zone.js": "~0.9.1"
   },
   "devDependencies": {