diff --git a/package-lock.json b/package-lock.json
index 1cac9c2..9517a2c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
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         "@types/chai": "^5.2.3",
         "@types/mocha": "^10.0.10",
-        "@types/node": "^25.6.0",
+        "@types/node": "^26.4.0",
         "chai": "^6.2.2",
         "mocha": "^11.7.5",
         "nyc": "^18.0.0",
@@ -842,13 +842,13 @@
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-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.6.0.tgz",
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+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.4.0.tgz",
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       "dev": true,
       "license": "MIT",
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-        "undici-types": "~7.19.0"
+        "undici-types": "~8.3.0"
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@@ -2934,9 +2934,9 @@
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-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.19.2.tgz",
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+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
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       "dev": true,
       "license": "MIT"
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@@ -3771,12 +3771,12 @@
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-      "version": "25.6.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.6.0.tgz",
-      "integrity": "sha512-+qIYRKdNYJwY3vRCZMdJbPLJAtGjQBudzZzdzwQYkEPQd+PJGixUL5QfvCLDaULoLv+RhT3LDkwEfKaAkgSmNQ==",
+      "version": "26.4.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.4.0.tgz",
+      "integrity": "sha512-faiGnoIrLH/V8cibOMEAZ8pMw6oXqSukl29ra4mN8GdaB2ZewzeaLj+INpV5N+Z1eKWzY+IzaIZH2EIR6YZRNQ==",
       "dev": true,
       "requires": {
-        "undici-types": "~7.19.0"
+        "undici-types": "~8.3.0"
       }
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     "acorn": {
@@ -5205,9 +5205,9 @@
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-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.19.2.tgz",
-      "integrity": "sha512-qYVnV5OEm2AW8cJMCpdV20CDyaN3g0AjDlOGf1OW4iaDEx8MwdtChUp4zu4H0VP3nDRF/8RKWH+IPp9uW0YGZg==",
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "dev": true
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     "update-browserslist-db": {
diff --git a/package.json b/package.json
index bb39fa1..2eb3dee 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
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     "@types/chai": "^5.2.3",
     "@types/mocha": "^10.0.10",
-    "@types/node": "^25.6.0",
+    "@types/node": "^26.4.0",
     "chai": "^6.2.2",
     "mocha": "^11.7.5",
     "nyc": "^18.0.0",