diff --git a/package-lock.json b/package-lock.json
index 166c330b..2dbb2e96 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -42,7 +42,7 @@
         "@testing-library/react": "^16.1.0",
         "@testing-library/user-event": "^14.6.1",
         "@types/d3": "^7.4.0",
-        "@types/node": "^25.7.0",
+        "@types/node": "^26.0.1",
         "@types/react": "^19.0.0",
         "@types/react-dom": "^19.0.0",
         "@typescript-eslint/eslint-plugin": "^8.61.0",
@@ -5447,13 +5447,13 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "25.7.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.7.0.tgz",
-      "integrity": "sha512-z+pdZyxE+RTQE9AcboAZCb4otwcrvgHD+GlBpPgn0emDVt0ohrTMhAwlr2Wd9nZ+nihhYFxO2pThz3C5qSu2Eg==",
+      "version": "26.0.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.0.1.tgz",
+      "integrity": "sha512-fc3KiUoBt6kie0N9bIW3E47vZsuaMf0PM2AaUpLCLT0s/LvX1nxAim6Fc049cNxODPpGm6qRAuUOB86SkRuPQw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~7.21.0"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/react": {
@@ -15500,9 +15500,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "7.21.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.21.0.tgz",
-      "integrity": "sha512-w9IMgQrz4O0YN1LtB7K5P63vhlIOvC7opSmouCJ+ZywlPAlO9gIkJ+otk6LvGpAs2wg4econaCz3TvQ9xPoyuQ==",
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index 47cd598c..796dbe06 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
     "@testing-library/react": "^16.1.0",
     "@testing-library/user-event": "^14.6.1",
     "@types/d3": "^7.4.0",
-    "@types/node": "^25.7.0",
+    "@types/node": "^26.0.1",
     "@types/react": "^19.0.0",
     "@types/react-dom": "^19.0.0",
     "@typescript-eslint/eslint-plugin": "^8.61.0",