diff --git a/package.json b/package.json
index b71e64fbf..f313fddb8 100644
--- a/package.json
+++ b/package.json
@@ -71,7 +71,7 @@
     "webpack-cli": "^5.1.4",
     "webpack-dev-server": "^5.0.4",
     "webpack-manifest-plugin": "^5.0.0",
-    "webpack-merge": "^5.10.0"
+    "webpack-merge": "^6.0.1"
   },
   "dependencies": {
     "@fontsource/atkinson-hyperlegible": "^5.0.20",
diff --git a/yarn.lock b/yarn.lock
index 346229b45..88db42779 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5678,7 +5678,7 @@ webpack-manifest-plugin@^5.0.0:
     tapable "^2.0.0"
     webpack-sources "^2.2.0"
 
-webpack-merge@^5.10.0, webpack-merge@^5.7.3:
+webpack-merge@^5.7.3:
   version "5.10.0"
   resolved "https://registry.yarnpkg.com/webpack-merge/-/webpack-merge-5.10.0.tgz#a3ad5d773241e9c682803abf628d4cd62b8a4177"
   integrity sha512-+4zXKdx7UnO+1jaN4l2lHVD+mFvnlZQP/6ljaJVb4SZiwIKeUnrT5l0gkT8z+n4hKpC+jpOv6O9R+gLtag7pSA==
@@ -5687,6 +5687,15 @@ webpack-merge@^5.10.0, webpack-merge@^5.7.3:
     flat "^5.0.2"
     wildcard "^2.0.0"
 
+webpack-merge@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/webpack-merge/-/webpack-merge-6.0.1.tgz#50c776868e080574725abc5869bd6e4ef0a16c6a"
+  integrity sha512-hXXvrjtx2PLYx4qruKl+kyRSLc52V+cCvMxRjmKwoA+CBbbF5GfIBtR6kCvl0fYGqTUPKB+1ktVmTHqMOzgCBg==
+  dependencies:
+    clone-deep "^4.0.1"
+    flat "^5.0.2"
+    wildcard "^2.0.1"
+
 webpack-sources@^2.2.0:
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/webpack-sources/-/webpack-sources-2.3.1.tgz#570de0af163949fe272233c2cefe1b56f74511fd"
@@ -5780,7 +5789,7 @@ which@^2.0.1:
   dependencies:
     isexe "^2.0.0"
 
-wildcard@^2.0.0:
+wildcard@^2.0.0, wildcard@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/wildcard/-/wildcard-2.0.1.tgz#5ab10d02487198954836b6349f74fff961e10f67"
   integrity sha512-CC1bOL87PIWSBhDcTrdeLo6eGT7mCFtrg0uIJtqJUFyK+eJnzl8A1niH56uu7KMa5XFrtiV+AQuHO3n7DsHnLQ==