diff --git a/client/package.json b/client/package.json
index 5401ddf..a49c61b 100644
--- a/client/package.json
+++ b/client/package.json
@@ -23,7 +23,7 @@
     "@auth0/angular-jwt": "^3.0.0",
     "angularx-social-login": "^1.2.7",
     "bootstrap": "^4.3.1",
-    "core-js": "^3.2.0",
+    "core-js": "^3.16.0",
     "jquery": "^3.4.1",
     "ng-recaptcha": "^4.3.0",
     "ngx-clipboard": "^12.3.1",
diff --git a/client/yarn.lock b/client/yarn.lock
index 38677c1..610e92d 100644
--- a/client/yarn.lock
+++ b/client/yarn.lock
@@ -1824,10 +1824,10 @@ core-js@^2.4.0:
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.9.tgz#6b4b214620c834152e179323727fc19741b084f2"
   integrity sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==
 
-core-js@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.2.0.tgz#0a835fdf6aa677fff83a823a7b5276c9e7cebb76"
-  integrity sha512-gybgLzmr7SQRSF6UzGYXducx4eE10ONQlyEnQoqiGPbmbn7zLkb73tPfc4YbZN0lvcTQwoLNPjq4RuCaCumGyQ==
+core-js@^3.16.0:
+  version "3.16.0"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.16.0.tgz#1d46fb33720bc1fa7f90d20431f36a5540858986"
+  integrity sha512-5+5VxRFmSf97nM8Jr2wzOwLqRo6zphH2aX+7KsAUONObyzakDNq2G/bgbhinxB4PoV9L3aXQYhiDKyIKWd2c8g==
 
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"
@@ -4772,7 +4772,7 @@ opn@^5.5.0:
   dependencies:
     is-wsl "^1.1.0"
 
-optimist@^0.6.1, optimist@~0.6.0:
+optimist@~0.6.0:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
   integrity sha1-2j6nRob6IaGaERwybpDrFaAZZoY=