diff --git a/package-lock.json b/package-lock.json
index 82d962d3..b7758099 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,7 +27,7 @@
                 "@getkist/action-svg": "^1.0.24",
                 "@getkist/action-terser": "^1.0.19",
                 "@testing-library/dom": "^10.4.1",
-                "@types/node": "^25.0.10",
+                "@types/node": "^26.0.1",
                 "@vitest/coverage-v8": "^4.1.5",
                 "@vitest/ui": "^4.1.5",
                 "fantasticon": "^4.1.0",
@@ -6334,13 +6334,13 @@
             }
         },
         "node_modules/@types/node": {
-            "version": "25.9.3",
-            "resolved": "https://registry.npmjs.org/@types/node/-/node-25.9.3.tgz",
-            "integrity": "sha512-603BddQMv3pUcr4U2dhujk83N2tTDVr/34wII2B6bJy6g+8WD6yUb11jszNs0gdi4PesVWl7ABt8nYMVpnLUcg==",
+            "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": ">=7.24.0 <7.24.7"
+                "undici-types": "~8.3.0"
             }
         },
         "node_modules/@types/nunjucks": {
@@ -15885,9 +15885,9 @@
             }
         },
         "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==",
             "dev": true,
             "license": "MIT"
         },
diff --git a/package.json b/package.json
index 2720df23..b778b889 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,7 @@
         "@getkist/action-svg": "^1.0.24",
         "@getkist/action-terser": "^1.0.19",
         "@testing-library/dom": "^10.4.1",
-        "@types/node": "^25.0.10",
+        "@types/node": "^26.0.1",
         "@vitest/coverage-v8": "^4.1.5",
         "@vitest/ui": "^4.1.5",
         "fantasticon": "^4.1.0",