diff --git a/package-lock.json b/package-lock.json
index 8b5e6963..568ef900 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,7 +40,7 @@
                 "webpack": "^5.88.2",
                 "webpack-bundle-tracker": "^2.0.1",
                 "webpack-cli": "^5.1.4",
-                "webpack-merge": "^5.9.0"
+                "webpack-merge": "^5.10.0"
             },
             "devDependencies": {
                 "stylelint": "^15.10.3",
@@ -4618,6 +4618,14 @@
                 "node": ">=6"
             }
         },
+        "node_modules/flat": {
+            "version": "5.0.2",
+            "resolved": "https://registry.npmjs.org/flat/-/flat-5.0.2.tgz",
+            "integrity": "sha512-b6suED+5/3rTpUBdG1gupIl8MPFCAMA0QXwmljLhvCUKcUvdE4gWky9zpuGCcXHOsz4J9wPGNWq6OKpmIzz3hQ==",
+            "bin": {
+                "flat": "cli.js"
+            }
+        },
         "node_modules/flat-cache": {
             "version": "3.0.4",
             "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-3.0.4.tgz",
@@ -12370,11 +12378,12 @@
             }
         },
         "node_modules/webpack-merge": {
-            "version": "5.9.0",
-            "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-5.9.0.tgz",
-            "integrity": "sha512-6NbRQw4+Sy50vYNTw7EyOn41OZItPiXB8GNv3INSoe3PSFaHJEz3SHTrYVaRm2LilNGnFUzh0FAwqPEmU/CwDg==",
+            "version": "5.10.0",
+            "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-5.10.0.tgz",
+            "integrity": "sha512-+4zXKdx7UnO+1jaN4l2lHVD+mFvnlZQP/6ljaJVb4SZiwIKeUnrT5l0gkT8z+n4hKpC+jpOv6O9R+gLtag7pSA==",
             "dependencies": {
                 "clone-deep": "^4.0.1",
+                "flat": "^5.0.2",
                 "wildcard": "^2.0.0"
             },
             "engines": {
diff --git a/package.json b/package.json
index 9d3713ec..cb24d9aa 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
         "webpack": "^5.88.2",
         "webpack-bundle-tracker": "^2.0.1",
         "webpack-cli": "^5.1.4",
-        "webpack-merge": "^5.9.0"
+        "webpack-merge": "^5.10.0"
     },
     "devDependencies": {
         "stylelint": "^15.10.3",