diff --git a/html/package.json b/html/package.json
index b274e60..97a9f83 100644
--- a/html/package.json
+++ b/html/package.json
@@ -58,7 +58,7 @@
     "webpack": "4.44.2",
     "webpack-cli": "^3.3.12",
     "webpack-dev-server": "^3.11.0",
-    "webpack-merge": "^5.1.3"
+    "webpack-merge": "^5.3.0"
   },
   "dependencies": {
     "backoff": "^2.5.0",
diff --git a/html/yarn.lock b/html/yarn.lock
index 325fce7..d93a76f 100644
--- a/html/yarn.lock
+++ b/html/yarn.lock
@@ -8509,10 +8509,10 @@ webpack-log@^2.0.0:
     ansi-colors "^3.0.0"
     uuid "^3.3.2"
 
-webpack-merge@^5.1.3:
-  version "5.1.3"
-  resolved "https://registry.yarnpkg.com/webpack-merge/-/webpack-merge-5.1.3.tgz#e5570b0bfa654915340f1e348c93a6fd16d7a820"
-  integrity sha512-fz/xHgfHyxq3uzGGrMryPnpPZ6x3vF1tHtws6vYwYX+8e6Dw+4U4r6rXuEPCqtSwmUIeD8hniWwFem+5FVLjzg==
+webpack-merge@^5.3.0:
+  version "5.3.0"
+  resolved "https://registry.yarnpkg.com/webpack-merge/-/webpack-merge-5.3.0.tgz#a80df44d35fabace680bf430a19fda9ec49ed8eb"
+  integrity sha512-4PtsBAWnmJULIJYviiPq4BxwAykbAgGMheyEVaemj2bJI54h+p/gnlbXZEH2EM0IYC3blOE1Qm6kzKlc06N1UQ==
   dependencies:
     clone-deep "^4.0.1"
     wildcard "^2.0.0"