diff --git a/test/bundling/fixtures/esbuild/package.json b/test/bundling/fixtures/esbuild/package.json
index ec4946af162bec..02d912ce1e6900 100644
--- a/test/bundling/fixtures/esbuild/package.json
+++ b/test/bundling/fixtures/esbuild/package.json
@@ -19,12 +19,12 @@
     "@mui/system": "workspace:*",
     "@mui/utils": "workspace:*",
     "esbuild": "0.25.0",
-    "react": "18.2.0",
-    "react-dom": "18.2.0",
-    "react-is": "18.2.0"
+    "react": "19.2.3",
+    "react-dom": "19.2.3",
+    "react-is": "19.2.3"
   },
   "devDependencies": {
-    "concurrently": "7.4.0",
+    "concurrently": "9.2.1",
     "playwright": "1.55.1",
     "serve": "14.2.4"
   },
diff --git a/test/bundling/fixtures/gatsby/package.json b/test/bundling/fixtures/gatsby/package.json
index e8fad62c63ab02..9a474e75e38d42 100644
--- a/test/bundling/fixtures/gatsby/package.json
+++ b/test/bundling/fixtures/gatsby/package.json
@@ -17,12 +17,12 @@
     "@mui/system": "workspace:*",
     "@mui/utils": "workspace:*",
     "gatsby": "5.13.7",
-    "react": "18.2.0",
-    "react-dom": "18.2.0",
-    "react-is": "18.2.0"
+    "react": "19.2.3",
+    "react-dom": "19.2.3",
+    "react-is": "19.2.3"
   },
   "devDependencies": {
-    "concurrently": "7.4.0",
+    "concurrently": "9.2.1",
     "@playwright/test": "1.54.1"
   },
   "pnpm": {
diff --git a/test/bundling/fixtures/next-webpack4/package.json b/test/bundling/fixtures/next-webpack4/package.json
index 4b29b74c86957d..e940cca1be015f 100644
--- a/test/bundling/fixtures/next-webpack4/package.json
+++ b/test/bundling/fixtures/next-webpack4/package.json
@@ -16,13 +16,13 @@
     "@mui/styled-engine": "workspace:*",
     "@mui/system": "workspace:*",
     "@mui/utils": "workspace:*",
-    "next": "14.2.35",
-    "react": "^17.0.2",
-    "react-dom": "^17.0.2",
-    "react-is": "^17.0.2"
+    "next": "16.1.1",
+    "react": "^19.2.3",
+    "react-dom": "^19.2.3",
+    "react-is": "^19.2.3"
   },
   "devDependencies": {
-    "concurrently": "7.4.0",
+    "concurrently": "9.2.1",
     "@playwright/test": "1.54.1"
   },
   "pnpm": {
diff --git a/test/bundling/fixtures/next-webpack5/package.json b/test/bundling/fixtures/next-webpack5/package.json
index 38cf8c2af061b6..8c45d445037fe7 100644
--- a/test/bundling/fixtures/next-webpack5/package.json
+++ b/test/bundling/fixtures/next-webpack5/package.json
@@ -14,13 +14,13 @@
     "@mui/lab": "workspace:*",
     "@mui/styled-engine": "workspace:*",
     "@mui/utils": "workspace:*",
-    "next": "14.2.35",
-    "react": "18.2.0",
-    "react-dom": "18.2.0",
-    "react-is": "18.2.0"
+    "next": "16.1.1",
+    "react": "19.2.3",
+    "react-dom": "19.2.3",
+    "react-is": "19.2.3"
   },
   "devDependencies": {
-    "concurrently": "7.4.0",
+    "concurrently": "9.2.1",
     "@playwright/test": "1.54.1"
   },
   "pnpm": {
diff --git a/test/bundling/fixtures/node-cjs/package.json b/test/bundling/fixtures/node-cjs/package.json
index 9b16e43adc1399..be3905f84b402b 100644
--- a/test/bundling/fixtures/node-cjs/package.json
+++ b/test/bundling/fixtures/node-cjs/package.json
@@ -17,7 +17,7 @@
     "@mui/styled-engine": "workspace:*",
     "@mui/system": "workspace:*",
     "@mui/utils": "workspace:*",
-    "react-is": "18.2.0"
+    "react-is": "19.2.3"
   },
   "pnpm": {
     "overrides": {
diff --git a/test/bundling/fixtures/node-esm/package.json b/test/bundling/fixtures/node-esm/package.json
index ac27e00f59c210..5380fad3e7e131 100644
--- a/test/bundling/fixtures/node-esm/package.json
+++ b/test/bundling/fixtures/node-esm/package.json
@@ -17,7 +17,7 @@
     "@mui/styled-engine": "workspace:*",
     "@mui/system": "workspace:*",
     "@mui/utils": "workspace:*",
-    "react-is": "18.2.0"
+    "react-is": "19.2.3"
   },
   "pnpm": {
     "overrides": {
diff --git a/test/bundling/fixtures/snowpack/package.json b/test/bundling/fixtures/snowpack/package.json
index a923d20c24f27c..ff724361e2f934 100644
--- a/test/bundling/fixtures/snowpack/package.json
+++ b/test/bundling/fixtures/snowpack/package.json
@@ -18,12 +18,12 @@
     "@mui/system": "workspace:*",
     "@mui/utils": "workspace:*",
     "snowpack": "3.8.8",
-    "react": "18.2.0",
-    "react-dom": "18.2.0",
-    "react-is": "18.2.0"
+    "react": "19.2.3",
+    "react-dom": "19.2.3",
+    "react-is": "19.2.3"
   },
   "devDependencies": {
-    "concurrently": "7.4.0",
+    "concurrently": "9.2.1",
     "@playwright/test": "1.54.1",
     "serve": "14.2.4"
   },
diff --git a/test/bundling/fixtures/vite/package.json b/test/bundling/fixtures/vite/package.json
index d3660b46e02049..ed87e872d42b52 100644
--- a/test/bundling/fixtures/vite/package.json
+++ b/test/bundling/fixtures/vite/package.json
@@ -17,13 +17,13 @@
     "@mui/styled-engine": "workspace:*",
     "@mui/system": "workspace:*",
     "@mui/utils": "workspace:*",
-    "react": "18.2.0",
-    "react-dom": "18.2.0",
-    "react-is": "18.2.0",
-    "vite": "5.4.21"
+    "react": "19.2.3",
+    "react-dom": "19.2.3",
+    "react-is": "19.2.3",
+    "vite": "7.3.0"
   },
   "devDependencies": {
-    "concurrently": "7.4.0",
+    "concurrently": "9.2.1",
     "@playwright/test": "1.54.1",
     "serve": "14.2.4"
   },