diff --git a/package.json b/package.json
index c7b4d841b..62593aa2d 100644
--- a/package.json
+++ b/package.json
@@ -109,7 +109,7 @@
 		"@ava/typescript": "^7.0.0",
 		"@biomejs/biome": "^2.5.0",
 		"@changesets/cli": "^2.31.0",
-		"@types/node": "^25.9.3",
+		"@types/node": "^26.1.2",
 		"@types/react": "^19.0.0",
 		"@types/ws": "^8.18.1",
 		"ava": "^7.0.0",
diff --git a/plugins/vscode/package.json b/plugins/vscode/package.json
index aa336ce1a..a86abdd57 100644
--- a/plugins/vscode/package.json
+++ b/plugins/vscode/package.json
@@ -173,7 +173,7 @@
 		"lint": "eslint src --ext ts"
 	},
 	"devDependencies": {
-		"@types/node": "^25.9.3",
+		"@types/node": "^26.1.2",
 		"@types/vscode": "^1.125.0",
 		"@types/ws": "^8.5.10",
 		"@vscode/vsce": "^3.9.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 3addb885f..69ec400ad 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -135,10 +135,10 @@ importers:
         version: 2.5.0
       '@changesets/cli':
         specifier: ^2.31.0
-        version: 2.31.0(@types/node@25.9.3)
+        version: 2.31.0(@types/node@26.1.2)
       '@types/node':
-        specifier: ^25.9.3
-        version: 25.9.3
+        specifier: ^26.1.2
+        version: 26.1.2
       '@types/react':
         specifier: ^19.0.0
         version: 19.2.17
@@ -186,8 +186,8 @@ importers:
         version: 8.21.1
     devDependencies:
       '@types/node':
-        specifier: ^25.9.3
-        version: 25.9.3
+        specifier: ^26.1.2
+        version: 26.1.2
       '@types/vscode':
         specifier: ^1.125.0
         version: 1.125.0
@@ -1231,8 +1231,8 @@ packages:
   '@types/node@18.19.130':
     resolution: {integrity: sha512-GRaXQx6jGfL8sKfaIDD6OupbIHBr9jv7Jnaml9tB7l4v068PAOXqfcujMMo5PhbIs6ggR1XODELqahT2R8v0fg==}
 
-  '@types/node@25.9.3':
-    resolution: {integrity: sha512-603BddQMv3pUcr4U2dhujk83N2tTDVr/34wII2B6bJy6g+8WD6yUb11jszNs0gdi4PesVWl7ABt8nYMVpnLUcg==}
+  '@types/node@26.1.2':
+    resolution: {integrity: sha512-Vu4a5UFA9rIIFJ7rB/Vaafh9lrCQszopTCx6KjFboXTGQbPNasehVR5TEiithSDGyd1DEiUByggTZsg8jukeIg==}
 
   '@types/normalize-package-data@2.4.4':
     resolution: {integrity: sha512-37i+OaWTh9qeK4LSHPsyRC7NahnGotNuZvjLSgcPzblpHB3rrCJxAOgI5gCdKm7coonsaX1Of0ILiTcnZjbfxA==}
@@ -3809,8 +3809,8 @@ packages:
   undici-types@5.26.5:
     resolution: {integrity: sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==}
 
-  undici-types@7.24.6:
-    resolution: {integrity: sha512-WRNW+sJgj5OBN4/0JpHFqtqzhpbnV0GuB+OozA9gCL7a993SmU+1JBZCzLNxYsbMfIeDL+lTsphD5jN5N+n0zg==}
+  undici-types@8.3.0:
+    resolution: {integrity: sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==}
 
   undici@7.29.0:
     resolution: {integrity: sha512-IDxfleLmmbSskfWSUATiN1nfn2rDuvnMOqb5CWR92iIfojA0Ud+ulOAAEQ57LPr9rWmsreUyf5lwyao+7GNNVw==}
@@ -4298,7 +4298,7 @@ snapshots:
     dependencies:
       '@changesets/types': 6.1.0
 
-  '@changesets/cli@2.31.0(@types/node@25.9.3)':
+  '@changesets/cli@2.31.0(@types/node@26.1.2)':
     dependencies:
       '@changesets/apply-release-plan': 7.1.1
       '@changesets/assemble-release-plan': 6.0.10
@@ -4314,7 +4314,7 @@ snapshots:
       '@changesets/should-skip-package': 0.1.2
       '@changesets/types': 6.1.0
       '@changesets/write': 0.4.0
-      '@inquirer/external-editor': 1.0.3(@types/node@25.9.3)
+      '@inquirer/external-editor': 1.0.3(@types/node@26.1.2)
       '@manypkg/get-packages': 1.1.3
       ansi-colors: 4.1.3
       enquirer: 2.4.1
@@ -4570,12 +4570,12 @@ snapshots:
 
   '@humanwhocodes/retry@0.4.3': {}
 
-  '@inquirer/external-editor@1.0.3(@types/node@25.9.3)':
+  '@inquirer/external-editor@1.0.3(@types/node@26.1.2)':
     dependencies:
       chardet: 2.2.0
       iconv-lite: 0.7.2
     optionalDependencies:
-      '@types/node': 25.9.3
+      '@types/node': 26.1.2
 
   '@isaacs/fs-minipass@4.0.1':
     dependencies:
@@ -5014,9 +5014,9 @@ snapshots:
     dependencies:
       undici-types: 5.26.5
 
-  '@types/node@25.9.3':
+  '@types/node@26.1.2':
     dependencies:
-      undici-types: 7.24.6
+      undici-types: 8.3.0
 
   '@types/normalize-package-data@2.4.4': {}
 
@@ -5032,7 +5032,7 @@ snapshots:
 
   '@types/ws@8.18.1':
     dependencies:
-      '@types/node': 25.9.3
+      '@types/node': 26.1.2
 
   '@typespec/ts-http-runtime@0.3.6':
     dependencies:
@@ -7728,7 +7728,7 @@ snapshots:
 
   undici-types@5.26.5: {}
 
-  undici-types@7.24.6: {}
+  undici-types@8.3.0: {}
 
   undici@7.29.0: {}