diff --git a/package-lock.json b/package-lock.json
index 84bbca3..b0531b8 100644
--- a/package-lock.json
+++ b/package-lock.json
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+        }
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+        }
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+      },
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+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.14.1.tgz",
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+        }
       }
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+        }
       }
     },
     "@angular/platform-browser-dynamic": {
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+        }
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+        }
       }
     },
     "@babel/code-frame": {
@@ -1978,6 +2052,14 @@
       "dev": true,
       "requires": {
         "tslib": "^1.9.0"
+      },
+      "dependencies": {
+        "tslib": {
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+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.14.1.tgz",
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+          "dev": true
+        }
       }
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@@ -7950,6 +8032,13 @@
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       "requires": {
         "tslib": "^1.9.0"
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+        }
       }
     },
     "safe-buffer": {
@@ -9410,9 +9499,9 @@
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     "tslib": {
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-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.3.tgz",
-      "integrity": "sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ=="
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.3.0.tgz",
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@@ -9432,6 +9521,14 @@
         "semver": "^5.3.0",
         "tslib": "^1.8.0",
         "tsutils": "^2.27.2"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "1.14.1",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.14.1.tgz",
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+          "dev": true
+        }
       }
     },
     "tsutils": {
@@ -9441,6 +9538,14 @@
       "dev": true,
       "requires": {
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+      },
+      "dependencies": {
+        "tslib": {
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+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.14.1.tgz",
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+          "dev": true
+        }
       }
     },
     "tty-browserify": {
diff --git a/package.json b/package.json
index f3795f0..04fa852 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "core-js": "^2.5.4",
     "jquery": "^3.3.1",
     "rxjs": "~6.3.3",
-    "tslib": "^1.9.0",
+    "tslib": "^2.0.0",
     "zone.js": "~0.8.26"
   },
   "devDependencies": {