diff --git a/website/package-lock.json b/website/package-lock.json
index 549d0309..2f537ad9 100644
--- a/website/package-lock.json
+++ b/website/package-lock.json
@@ -31,7 +31,7 @@
         "@ianvs/prettier-plugin-sort-imports": "4.7.1",
         "@types/d3": "7.4.3",
         "@types/lodash": "4.17.24",
-        "@types/node": "25.9.1",
+        "@types/node": "26.0.1",
         "@types/react": "19.2.15",
         "@types/react-dom": "19.2.3",
         "@types/topojson-client": "3.1.5",
@@ -2094,12 +2094,12 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "25.9.1",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.9.1.tgz",
-      "integrity": "sha512-xfrlY7UD5rMJk3ZVJP8BNzS28J36YJg+xp+LPXV1TdWxr8uMH5A860QNxYDGQe/ylDSgjxE52Q9VnO7p75tJxg==",
+      "version": "26.0.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.0.1.tgz",
+      "integrity": "sha512-fc3KiUoBt6kie0N9bIW3E47vZsuaMf0PM2AaUpLCLT0s/LvX1nxAim6Fc049cNxODPpGm6qRAuUOB86SkRuPQw==",
       "license": "MIT",
       "dependencies": {
-        "undici-types": ">=7.24.0 <7.24.7"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/react": {
@@ -5137,9 +5137,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "7.24.6",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.24.6.tgz",
-      "integrity": "sha512-WRNW+sJgj5OBN4/0JpHFqtqzhpbnV0GuB+OozA9gCL7a993SmU+1JBZCzLNxYsbMfIeDL+lTsphD5jN5N+n0zg==",
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "license": "MIT"
     },
     "node_modules/update-browserslist-db": {
diff --git a/website/package.json b/website/package.json
index f607d59d..0918a01e 100644
--- a/website/package.json
+++ b/website/package.json
@@ -30,7 +30,7 @@
     "@ianvs/prettier-plugin-sort-imports": "4.7.1",
     "@types/d3": "7.4.3",
     "@types/lodash": "4.17.24",
-    "@types/node": "25.9.1",
+    "@types/node": "26.0.1",
     "@types/react": "19.2.15",
     "@types/react-dom": "19.2.3",
     "@types/topojson-client": "3.1.5",