diff --git a/package-lock.json b/package-lock.json
index 87433cc..c832d91 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -45,7 +45,7 @@
         "webpack": "^4.46.0",
         "webpack-cli": "^4.3.1",
         "webpack-dev-server": "^3.11.2",
-        "webpack-merge": "^5.7.3",
+        "webpack-merge": "^5.10.0",
         "whatwg-fetch": "^3.5.0"
       }
     },
@@ -9405,6 +9405,15 @@
         "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==",
+      "dev": true,
+      "bin": {
+        "flat": "cli.js"
+      }
+    },
     "node_modules/flat-cache": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-2.0.1.tgz",
@@ -22418,12 +22427,13 @@
       }
     },
     "node_modules/webpack-merge": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-5.7.3.tgz",
-      "integrity": "sha512-6/JUQv0ELQ1igjGDzHkXbVDRxkfA57Zw7PfiupdLFJYrgFqY5ZP8xxbpp2lU3EPwYx89ht5Z/aDkD40hFCm5AA==",
+      "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==",
       "dev": true,
       "dependencies": {
         "clone-deep": "^4.0.1",
+        "flat": "^5.0.2",
         "wildcard": "^2.0.0"
       },
       "engines": {
@@ -30532,6 +30542,12 @@
         "semver-regex": "^2.0.0"
       }
     },
+    "flat": {
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/flat/-/flat-5.0.2.tgz",
+      "integrity": "sha512-b6suED+5/3rTpUBdG1gupIl8MPFCAMA0QXwmljLhvCUKcUvdE4gWky9zpuGCcXHOsz4J9wPGNWq6OKpmIzz3hQ==",
+      "dev": true
+    },
     "flat-cache": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-2.0.1.tgz",
@@ -40672,12 +40688,13 @@
       }
     },
     "webpack-merge": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-5.7.3.tgz",
-      "integrity": "sha512-6/JUQv0ELQ1igjGDzHkXbVDRxkfA57Zw7PfiupdLFJYrgFqY5ZP8xxbpp2lU3EPwYx89ht5Z/aDkD40hFCm5AA==",
+      "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==",
       "dev": true,
       "requires": {
         "clone-deep": "^4.0.1",
+        "flat": "^5.0.2",
         "wildcard": "^2.0.0"
       }
     },
diff --git a/package.json b/package.json
index d305d0a..5bb0630 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
     "webpack": "^4.46.0",
     "webpack-cli": "^4.3.1",
     "webpack-dev-server": "^3.11.2",
-    "webpack-merge": "^5.7.3",
+    "webpack-merge": "^5.10.0",
     "whatwg-fetch": "^3.5.0",
     "js-yaml": ">=3.14.0"
   },