diff --git a/package-lock.json b/package-lock.json
index a2f56169868..d6f54cf4c9a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -28489,7 +28489,7 @@
         "webpack": "5.96.1",
         "webpack-cli": "5.1.4",
         "webpack-dev-server": "5.2.0",
-        "webpack-merge": "5.10.0"
+        "webpack-merge": "6.0.1"
       },
       "engines": {
         "node": ">=18"
@@ -28498,6 +28498,20 @@
         "@opentelemetry/api": "^1.3.0"
       }
     },
+    "selenium-tests/node_modules/webpack-merge": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-6.0.1.tgz",
+      "integrity": "sha512-hXXvrjtx2PLYx4qruKl+kyRSLc52V+cCvMxRjmKwoA+CBbbF5GfIBtR6kCvl0fYGqTUPKB+1ktVmTHqMOzgCBg==",
+      "dev": true,
+      "dependencies": {
+        "clone-deep": "^4.0.1",
+        "flat": "^5.0.2",
+        "wildcard": "^2.0.1"
+      },
+      "engines": {
+        "node": ">=18.0.0"
+      }
+    },
     "semantic-conventions": {
       "name": "@opentelemetry/semantic-conventions",
       "version": "1.28.0",
@@ -32601,8 +32615,21 @@
         "webpack": "5.96.1",
         "webpack-cli": "5.1.4",
         "webpack-dev-server": "5.2.0",
-        "webpack-merge": "5.10.0",
+        "webpack-merge": "6.0.1",
         "zone.js": "^0.11.0 || ^0.12.0 || ^0.13.0 || ^0.14.0 || ^0.15.0"
+      },
+      "dependencies": {
+        "webpack-merge": {
+          "version": "6.0.1",
+          "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-6.0.1.tgz",
+          "integrity": "sha512-hXXvrjtx2PLYx4qruKl+kyRSLc52V+cCvMxRjmKwoA+CBbbF5GfIBtR6kCvl0fYGqTUPKB+1ktVmTHqMOzgCBg==",
+          "dev": true,
+          "requires": {
+            "clone-deep": "^4.0.1",
+            "flat": "^5.0.2",
+            "wildcard": "^2.0.1"
+          }
+        }
       }
     },
     "@opentelemetry/semantic-conventions": {
diff --git a/selenium-tests/package.json b/selenium-tests/package.json
index ce890a8ca1d..5ca6d66c403 100644
--- a/selenium-tests/package.json
+++ b/selenium-tests/package.json
@@ -51,7 +51,7 @@
     "webpack": "5.96.1",
     "webpack-cli": "5.1.4",
     "webpack-dev-server": "5.2.0",
-    "webpack-merge": "5.10.0"
+    "webpack-merge": "6.0.1"
   },
   "peerDependencies": {
     "@opentelemetry/api": "^1.3.0"