diff --git a/vuejs/package-lock.json b/vuejs/package-lock.json
index 50c80fd..3d0ecef 100644
--- a/vuejs/package-lock.json
+++ b/vuejs/package-lock.json
@@ -928,6 +928,14 @@
       "requires": {
         "core-js": "^2.6.5",
         "regenerator-runtime": "^0.13.2"
+      },
+      "dependencies": {
+        "core-js": {
+          "version": "2.6.10",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.10.tgz",
+          "integrity": "sha512-I39t74+4t+zau64EN1fE5v2W31Adtc/REhzWN+gWRRXg6WH5qAsZm62DHpQ1+Yhe4047T55jvzz7MUqF/dBBlA==",
+          "dev": true
+        }
       }
     },
     "@babel/template": {
@@ -1233,6 +1241,14 @@
         "babel-plugin-dynamic-import-node": "^2.2.0",
         "babel-plugin-module-resolver": "3.2.0",
         "core-js": "^2.6.5"
+      },
+      "dependencies": {
+        "core-js": {
+          "version": "2.6.10",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.10.tgz",
+          "integrity": "sha512-I39t74+4t+zau64EN1fE5v2W31Adtc/REhzWN+gWRRXg6WH5qAsZm62DHpQ1+Yhe4047T55jvzz7MUqF/dBBlA==",
+          "dev": true
+        }
       }
     },
     "@vue/babel-preset-jsx": {
@@ -1722,34 +1738,6 @@
         }
       }
     },
-    "@vue/cli-shared-utils": {
-      "version": "3.11.0",
-      "resolved": "https://registry.npmjs.org/@vue/cli-shared-utils/-/cli-shared-utils-3.11.0.tgz",
-      "integrity": "sha512-D7pst/4v9H1DD66fLxlZOwRR09R03MV0ROdKxBHmh3FmnApCA/RiaolFA/8w+B3CnevYMlV3SJ5fOAgedbswbA==",
-      "dev": true,
-      "requires": {
-        "@hapi/joi": "^15.0.1",
-        "chalk": "^2.4.1",
-        "execa": "^1.0.0",
-        "launch-editor": "^2.2.1",
-        "lru-cache": "^5.1.1",
-        "node-ipc": "^9.1.1",
-        "open": "^6.3.0",
-        "ora": "^3.4.0",
-        "request": "^2.87.0",
-        "request-promise-native": "^1.0.7",
-        "semver": "^6.0.0",
-        "string.prototype.padstart": "^3.0.0"
-      },
-      "dependencies": {
-        "semver": {
-          "version": "6.3.0",
-          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
-          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==",
-          "dev": true
-        }
-      }
-    },
     "@vue/component-compiler-utils": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/@vue/component-compiler-utils/-/component-compiler-utils-3.0.0.tgz",
@@ -2742,6 +2730,12 @@
             "source-map": "^0.5.7"
           }
         },
+        "core-js": {
+          "version": "2.6.10",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.10.tgz",
+          "integrity": "sha512-I39t74+4t+zau64EN1fE5v2W31Adtc/REhzWN+gWRRXg6WH5qAsZm62DHpQ1+Yhe4047T55jvzz7MUqF/dBBlA==",
+          "dev": true
+        },
         "debug": {
           "version": "2.6.9",
           "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
@@ -2790,6 +2784,12 @@
         "regenerator-runtime": "^0.11.0"
       },
       "dependencies": {
+        "core-js": {
+          "version": "2.6.10",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.10.tgz",
+          "integrity": "sha512-I39t74+4t+zau64EN1fE5v2W31Adtc/REhzWN+gWRRXg6WH5qAsZm62DHpQ1+Yhe4047T55jvzz7MUqF/dBBlA==",
+          "dev": true
+        },
         "regenerator-runtime": {
           "version": "0.11.1",
           "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.11.1.tgz",
@@ -4083,9 +4083,9 @@
       }
     },
     "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": "3.3.2",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.3.2.tgz",
+      "integrity": "sha512-S1FfZpeBchkhyoY76YAdFzKS4zz9aOK7EeFaNA2aJlyXyA+sgqz6xdxmLPGXEAf0nF44MVN1kSjrA9Kt3ATDQg=="
     },
     "core-util-is": {
       "version": "1.0.2",
diff --git a/vuejs/package.json b/vuejs/package.json
index b71611e..e64dd56 100644
--- a/vuejs/package.json
+++ b/vuejs/package.json
@@ -11,7 +11,7 @@
   "dependencies": {
     "@fullhuman/postcss-purgecss": "^1.3.0",
     "axios": "^0.19.0",
-    "core-js": "^2.6.5",
+    "core-js": "^3.3.2",
     "postcss-import": "^12.0.1",
     "postcss-nested": "^4.1.2",
     "qs": "^6.9.0",