diff --git a/front/package.json b/front/package.json
index f70323167..88221905d 100644
--- a/front/package.json
+++ b/front/package.json
@@ -17,7 +17,7 @@
   "dependencies": {
     "axios": "0.21.4",
     "axios-auth-refresh": "2.2.8",
-    "core-js": "3.6.5",
+    "core-js": "3.21.1",
     "diff": "4.0.2",
     "django-channels": "1.1.6",
     "focus-trap": "5.1.0",
@@ -70,6 +70,9 @@
     "vue-template-compiler": "2.6.14",
     "webpack-bundle-size-analyzer": "~3.0.0"
   },
+  "resolutions": {
+    "vue-plyr/plyr": "3.6.2"
+  },
   "eslintConfig": {
     "root": true,
     "env": {
diff --git a/front/yarn.lock b/front/yarn.lock
index 7c3bc2f7b..1178f13ca 100644
--- a/front/yarn.lock
+++ b/front/yarn.lock
@@ -3136,17 +3136,17 @@ core-js-compat@^3.20.2, core-js-compat@^3.21.0, core-js-compat@^3.6.5:
     browserslist "^4.19.1"
     semver "7.0.0"
 
-core-js@3.6.5:
-  version "3.6.5"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.6.5.tgz#7395dc273af37fb2e50e9bd3d9fe841285231d1a"
-  integrity sha512-vZVEEwZoIsI+vPEuoF9Iqf5H7/M3eeQqWlQnYa8FSKKePuYTf5MWnxb5SDAzCa60b3JBRS5g9b+Dq7b1y/RCrA==
+core-js@3.21.1:
+  version "3.21.1"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.21.1.tgz#f2e0ddc1fc43da6f904706e8e955bc19d06a0d94"
+  integrity sha512-FRq5b/VMrWlrmCzwRrpDYNxyHP9BcAZC+xHJaqTgIE5091ZV1NTmyh0sGOg5XqpnHvR0svdy0sv1gWA1zmhxig==
 
 core-js@^2.4.0, core-js@^2.6.5:
   version "2.6.12"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.12.tgz#d9333dfa7b065e347cc5682219d6f690859cc2ec"
   integrity sha512-Kb2wC0fvsWfQrgk8HU5lW6U/Lcs8+9aaYcy4ZFc6DDlo4nZ7n70dEgE5rtR0oG6ufKDUnrwfWL1mXR5ljDatrQ==
 
-core-js@^3.20.0, core-js@^3.6.5:
+core-js@^3.6.5:
   version "3.21.0"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.21.0.tgz#f479dbfc3dffb035a0827602dd056839a774aa71"
   integrity sha512-YUdI3fFu4TF/2WykQ2xzSiTQdldLB4KVuL9WeAy5XONZYt5Cun/fpQvctoKbCgvPhmzADeesTk/j2Rdx77AcKQ==
@@ -7460,16 +7460,16 @@ pkg-dir@^4.1.0:
   dependencies:
     find-up "^4.0.0"
 
-plyr@^3.5.2:
-  version "3.6.12"
-  resolved "https://registry.yarnpkg.com/plyr/-/plyr-3.6.12.tgz#e64481f163f9188d783447aedbf424fefd2ee92f"
-  integrity sha512-42WhYpMS/FEyX2unSEvhYtj1RvJgWvOsjZQFDongOQHA4eVzsyr7b06bzVpinMAOVC9e5H7RCbK+6CCAFIl2VQ==
+plyr@3.6.2, plyr@^3.5.2:
+  version "3.6.2"
+  resolved "https://registry.yarnpkg.com/plyr/-/plyr-3.6.2.tgz#5a55b608acd161262de1cc75ca843aa64355a051"
+  integrity sha512-CjAhRDtzyGqMRte9Phj4FsZFegS9VxW60boOhQsAnZHuiFG3yVBRcodWsGZ79GuXHHelc4DxMHO+z0QggY+9qQ==
   dependencies:
-    core-js "^3.20.0"
+    core-js "^3.6.5"
     custom-event-polyfill "^1.0.7"
     loadjs "^4.2.0"
     rangetouch "^2.0.1"
-    url-polyfill "^1.1.12"
+    url-polyfill "^1.1.8"
 
 pn@^1.1.0:
   version "1.1.0"
@@ -9800,7 +9800,7 @@ url-parse@^1.4.3, url-parse@^1.5.3:
     querystringify "^2.1.1"
     requires-port "^1.0.0"
 
-url-polyfill@^1.1.12:
+url-polyfill@^1.1.8:
   version "1.1.12"
   resolved "https://registry.yarnpkg.com/url-polyfill/-/url-polyfill-1.1.12.tgz#6cdaa17f6b022841b3aec0bf8dbd87ac0cd33331"
   integrity sha512-mYFmBHCapZjtcNHW0MDq9967t+z4Dmg5CJ0KqysK3+ZbyoNOWQHksGCTWwDhxGXllkWlOc10Xfko6v4a3ucM6A==