diff --git a/package.json b/package.json
index 00fe70e5..7ed1bba0 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "ts-loader": "^8.0.8",
     "typescript": "4.0",
     "utf8": "^3.0.0",
-    "webpack": "^5.3.2",
+    "webpack": "^5.4.0",
     "webpack-cli": "^4.1.0",
     "ws": "^7.3.1",
     "xterm-benchmark": "^0.1.3"
diff --git a/yarn.lock b/yarn.lock
index 05e7bec3..8160b229 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2268,16 +2268,11 @@ globby@^11.0.1:
     merge2 "^1.3.0"
     slash "^3.0.0"
 
-graceful-fs@^4.1.11, graceful-fs@^4.2.4:
+graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2, graceful-fs@^4.2.4:
   version "4.2.4"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.4.tgz#2256bde14d3632958c465ebc96dc467ca07a29fb"
   integrity sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw==
 
-graceful-fs@^4.1.15, graceful-fs@^4.1.2:
-  version "4.2.3"
-  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.3.tgz#4a12ff1b60376ef09862c2093edd908328be8423"
-  integrity sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ==
-
 growl@1.10.5:
   version "1.10.5"
   resolved "https://registry.yarnpkg.com/growl/-/growl-1.10.5.tgz#f2735dc2283674fa67478b10181059355c369e5e"
@@ -3026,24 +3021,12 @@ micromatch@^4.0.0, micromatch@^4.0.2:
     braces "^3.0.1"
     picomatch "^2.0.5"
 
-mime-db@1.43.0:
-  version "1.43.0"
-  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.43.0.tgz#0a12e0502650e473d735535050e7c8f4eb4fae58"
-  integrity sha512-+5dsGEEovYbT8UY9yD7eE4XTc4UwJ1jBYlgaQQF38ENsKR3wj/8q8RFZrF9WIZpB2V1ArTVFUva8sAul1NzRzQ==
-
 mime-db@1.44.0:
   version "1.44.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.44.0.tgz#fa11c5eb0aca1334b4233cb4d52f10c5a6272f92"
   integrity sha512-/NOTfLrsPBVeH7YtFPgsVWveuL+4SjjYxaQ1xtM1KMFj7HdxlBlxeyNLzhyJVx7r4rZGJAZ/6lkKCitSc/Nmpg==
 
-mime-types@^2.1.12, mime-types@~2.1.19, mime-types@~2.1.24:
-  version "2.1.26"
-  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.26.tgz#9c921fc09b7e149a65dfdc0da4d20997200b0a06"
-  integrity sha512-01paPWYgLrkqAyrlDorC1uDwl2p3qZT7yl806vW7DvDoxwXi46jsjFbg+WdwotBIk6/MbEhO/dh5aZ5sNj/dWQ==
-  dependencies:
-    mime-db "1.43.0"
-
-mime-types@^2.1.27:
+mime-types@^2.1.12, mime-types@^2.1.27, mime-types@~2.1.19, mime-types@~2.1.24:
   version "2.1.27"
   resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.27.tgz#47949f98e279ea53119f5722e0f34e529bec009f"
   integrity sha512-JIhqnCasI9yD+SsmkquHBxTSEuZdQX5BuQnS2Vc7puQQQ+8yiP5AY5uWhpdv4YL4VM5c6iliiYWPgJ/nJQLp7w==
@@ -4603,10 +4586,10 @@ webpack-sources@^2.1.1:
     source-list-map "^2.0.1"
     source-map "^0.6.1"
 
-webpack@^5.3.2:
-  version "5.3.2"
-  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.3.2.tgz#f88f6f2c54eaa1f68c8f37d8984657eaf68b00f0"
-  integrity sha512-DXsfHoI6lQAR3KnQh7+FsRfs9fs+TEvzXCA35UbKv4kVuzslg7QCMAcpFRZNDMjdtm9N/PoO54XEzGN9TeacQg==
+webpack@^5.4.0:
+  version "5.4.0"
+  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.4.0.tgz#4fdc6ec8a0ff9160701fb8f2eb8d06b33ecbae0f"
+  integrity sha512-udpYTyqz8toTTdaOsL2QKPLeZLt2IEm9qY7yTXuFEQhKu5bk0yQD9BtAdVQksmz4jFbbWOiWmm3NHarO0zr/ng==
   dependencies:
     "@types/eslint-scope" "^3.7.0"
     "@types/estree" "^0.0.45"