diff --git a/react/package-lock.json b/react/package-lock.json
index 4ca76d97..1000326c 100644
--- a/react/package-lock.json
+++ b/react/package-lock.json
@@ -32,7 +32,7 @@
                 "@testing-library/jest-dom": "^7.0.1",
                 "@testing-library/react": "^16.3.3",
                 "@types/luxon": "^3.7.5",
-                "@types/node": "^24.13.5",
+                "@types/node": "^26.6.0",
                 "@types/react": "^19.3.0",
                 "@types/react-dom": "^19.3.0",
                 "@vitejs/plugin-react": "^6.1.1",
@@ -4300,13 +4300,13 @@
             "license": "MIT"
         },
         "node_modules/@types/node": {
-            "version": "24.13.5",
-            "resolved": "https://registry.npmjs.org/@types/node/-/node-24.13.5.tgz",
-            "integrity": "sha512-TXyindR+lBr22aJIdMQzCFHPHR6cR4js838mRDCSz5hOKWZvZwsXSSiXDmjRj4iJmgl+sR9O+1mkoVBSMadNug==",
+            "version": "26.6.0",
+            "resolved": "https://registry.npmjs.org/@types/node/-/node-26.6.0.tgz",
+            "integrity": "sha512-FWWQhDlKSnEJVe+CTJCQL8Fol7s1MKo3Ud0fjryxoOoH+hwMIPxol0MguYrLi2I0VvIFwOU2DwdWET2+px15qg==",
             "dev": true,
             "license": "MIT",
             "dependencies": {
-                "undici-types": "~7.18.0"
+                "undici-types": "~8.9.0"
             }
         },
         "node_modules/@types/parse-json": {
@@ -11337,9 +11337,9 @@
             "license": "MIT"
         },
         "node_modules/undici-types": {
-            "version": "7.18.2",
-            "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.18.2.tgz",
-            "integrity": "sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w==",
+            "version": "8.9.0",
+            "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.9.0.tgz",
+            "integrity": "sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==",
             "dev": true,
             "license": "MIT"
         },
diff --git a/react/package.json b/react/package.json
index 16ef6104..73058470 100644
--- a/react/package.json
+++ b/react/package.json
@@ -50,7 +50,7 @@
         "@testing-library/jest-dom": "^7.0.1",
         "@testing-library/react": "^16.3.3",
         "@types/luxon": "^3.7.5",
-        "@types/node": "^24.13.5",
+        "@types/node": "^26.6.0",
         "@types/react": "^19.3.0",
         "@types/react-dom": "^19.3.0",
         "@vitejs/plugin-react": "^6.1.1",