diff --git a/package-lock.json b/package-lock.json
index 843c5d8..f73a82d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1356,6 +1356,14 @@
       "requires": {
         "core-js": "^2.4.0",
         "regenerator-runtime": "^0.11.0"
+      },
+      "dependencies": {
+        "core-js": {
+          "version": "2.6.12",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.12.tgz",
+          "integrity": "sha512-Kb2wC0fvsWfQrgk8HU5lW6U/Lcs8+9aaYcy4ZFc6DDlo4nZ7n70dEgE5rtR0oG6ufKDUnrwfWL1mXR5ljDatrQ==",
+          "dev": true
+        }
       }
     },
     "babel-template": {
@@ -2360,9 +2368,9 @@
       }
     },
     "core-js": {
-      "version": "2.6.9",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
-      "integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A=="
+      "version": "3.15.2",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.15.2.tgz",
+      "integrity": "sha512-tKs41J7NJVuaya8DxIOCnl8QuPHx5/ZVbFo1oKgVl1qHFBBrDctzQGtuLjPpRdNTWmKPH6oEvgN/MUID+l485Q=="
     },
     "core-util-is": {
       "version": "1.0.2",
@@ -5726,6 +5734,12 @@
         "useragent": "2.3.0"
       },
       "dependencies": {
+        "core-js": {
+          "version": "2.6.12",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.12.tgz",
+          "integrity": "sha512-Kb2wC0fvsWfQrgk8HU5lW6U/Lcs8+9aaYcy4ZFc6DDlo4nZ7n70dEgE5rtR0oG6ufKDUnrwfWL1mXR5ljDatrQ==",
+          "dev": true
+        },
         "mime": {
           "version": "2.4.4",
           "resolved": "https://registry.npmjs.org/mime/-/mime-2.4.4.tgz",
diff --git a/package.json b/package.json
index 5321fea..94eca9a 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "@angular/platform-browser": "~7.2.0",
     "@angular/platform-browser-dynamic": "~7.2.0",
     "@angular/router": "~7.2.0",
-    "core-js": "^2.5.4",
+    "core-js": "^3.15.2",
     "css-reset": "0.0.1",
     "lib-jitsi-meet": "^1.0.6",
     "rxjs": "~6.3.3",