diff --git a/docs/package-lock.json b/docs/package-lock.json
index 1c362b60aff..4a9d18cd543 100644
--- a/docs/package-lock.json
+++ b/docs/package-lock.json
@@ -11,7 +11,7 @@
         "vuepress-theme-cosmos": "^1.0.182"
       },
       "devDependencies": {
-        "watchpack": "^2.2.0"
+        "watchpack": "^2.4.0"
       }
     },
     "node_modules/@algolia/cache-browser-local-storage": {
@@ -1466,7 +1466,6 @@
         "merge-source-map": "^1.1.0",
         "postcss": "^7.0.14",
         "postcss-selector-parser": "^6.0.2",
-        "prettier": "^1.18.2",
         "source-map": "~0.6.1",
         "vue-template-es2015-compiler": "^1.9.0"
       },
@@ -3149,7 +3148,6 @@
         "anymatch": "^2.0.0",
         "async-each": "^1.0.1",
         "braces": "^2.3.2",
-        "fsevents": "^1.2.7",
         "glob-parent": "^3.1.0",
         "inherits": "^2.0.3",
         "is-binary-path": "^1.0.0",
@@ -8769,9 +8767,6 @@
       "version": "1.23.0",
       "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.23.0.tgz",
       "integrity": "sha512-c29LVsqOaLbBHuIbsTxaKENh1N2EQBOHaWv7gkHN4dgRbxSREqDnDbtFJYdpPauS4YCplMSNCABQ6Eeor69bAA==",
-      "dependencies": {
-        "clipboard": "^2.0.0"
-      },
       "optionalDependencies": {
         "clipboard": "^2.0.0"
       }
@@ -11770,9 +11765,9 @@
       }
     },
     "node_modules/watchpack": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-2.2.0.tgz",
-      "integrity": "sha512-up4YAn/XHgZHIxFBVCdlMiWDj6WaLKpwVeGQk2I5thdYxF/KmF0aaz6TfJZ/hfl1h/XlcDr7k1KH7ThDagpFaA==",
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-2.4.0.tgz",
+      "integrity": "sha512-Lcvm7MGST/4fup+ifyKi2hjyIAwcdI4HRgtvTpIUxBRhB+RFtUh8XtDOxUfctVCnhVi+QQj49i91OyvzkJl6cg==",
       "dev": true,
       "dependencies": {
         "glob-to-regexp": "^0.4.1",
@@ -12194,10 +12189,8 @@
       "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-1.7.5.tgz",
       "integrity": "sha512-9P3MWk6SrKjHsGkLT2KHXdQ/9SNkyoJbabxnKOoJepsvJjJG8uYTR3yTPxPQvNDI3w4Nz1xnE0TLHK4RIVe/MQ==",
       "dependencies": {
-        "chokidar": "^3.4.1",
         "graceful-fs": "^4.1.2",
-        "neo-async": "^2.5.0",
-        "watchpack-chokidar2": "^2.0.1"
+        "neo-async": "^2.5.0"
       },
       "optionalDependencies": {
         "chokidar": "^3.4.1",
@@ -22647,9 +22640,9 @@
       }
     },
     "watchpack": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-2.2.0.tgz",
-      "integrity": "sha512-up4YAn/XHgZHIxFBVCdlMiWDj6WaLKpwVeGQk2I5thdYxF/KmF0aaz6TfJZ/hfl1h/XlcDr7k1KH7ThDagpFaA==",
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-2.4.0.tgz",
+      "integrity": "sha512-Lcvm7MGST/4fup+ifyKi2hjyIAwcdI4HRgtvTpIUxBRhB+RFtUh8XtDOxUfctVCnhVi+QQj49i91OyvzkJl6cg==",
       "dev": true,
       "requires": {
         "glob-to-regexp": "^0.4.1",
diff --git a/docs/package.json b/docs/package.json
index 89798cf2899..269630f1d71 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -7,7 +7,7 @@
     "vuepress-theme-cosmos": "^1.0.182"
   },
   "devDependencies": {
-    "watchpack": "^2.2.0"
+    "watchpack": "^2.4.0"
   },
   "scripts": {
     "preserve": "./pre.sh",