diff --git a/examples/dapp/package.json b/examples/dapp/package.json
index 77c81ce..d9cd5ce 100644
--- a/examples/dapp/package.json
+++ b/examples/dapp/package.json
@@ -20,7 +20,7 @@
     "react-dom": "^19.3.0"
   },
   "devDependencies": {
-    "@types/node": "^22.10.0",
+    "@types/node": "^26.6.2",
     "@types/react": "^19.3.0",
     "@types/react-dom": "^19.3.0",
     "@vitejs/plugin-react": "^6.1.1",
diff --git a/packages/core/package.json b/packages/core/package.json
index f0cc86b..0646a4e 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -35,7 +35,7 @@
     "test": "node --import tsx --test \"src/**/*.test.ts\""
   },
   "devDependencies": {
-    "@types/node": "^22.10.0",
+    "@types/node": "^26.6.2",
     "tsup": "^8.3.0",
     "tsx": "^4.19.0",
     "typescript": "^5.7.0"
diff --git a/packages/interchain/package.json b/packages/interchain/package.json
index 4dd1e35..4b62135 100644
--- a/packages/interchain/package.json
+++ b/packages/interchain/package.json
@@ -34,7 +34,7 @@
     "test": "node --import tsx --test \"src/**/*.test.ts\""
   },
   "devDependencies": {
-    "@types/node": "^22.10.0",
+    "@types/node": "^26.6.2",
     "tsup": "^8.3.0",
     "tsx": "^4.19.0",
     "typescript": "^5.7.0"
diff --git a/packages/react/package.json b/packages/react/package.json
index 88a4fbf..37f6e32 100644
--- a/packages/react/package.json
+++ b/packages/react/package.json
@@ -41,7 +41,7 @@
     "react": "^18.0.0 || ^19.0.0"
   },
   "devDependencies": {
-    "@types/node": "^22.10.0",
+    "@types/node": "^26.6.2",
     "@types/react": "^19.3.0",
     "@types/react-dom": "^19.3.0",
     "react": "^19.3.0",
diff --git a/packages/web/package.json b/packages/web/package.json
index 8aadd16..11fd714 100644
--- a/packages/web/package.json
+++ b/packages/web/package.json
@@ -49,7 +49,7 @@
   "devDependencies": {
     "@noble/curves": "^2.4.0",
     "@noble/hashes": "^2.4.0",
-    "@types/node": "^22.10.0",
+    "@types/node": "^26.6.2",
     "@types/ws": "^8.18.1",
     "tsup": "^8.3.0",
     "tsx": "^4.19.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b3dc42e..99e134d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -49,8 +49,8 @@ importers:
         version: 19.3.0(react@19.3.0)
     devDependencies:
       '@types/node':
-        specifier: ^22.10.0
-        version: 22.20.1
+        specifier: ^26.6.2
+        version: 26.6.2
       '@types/react':
         specifier: ^19.3.0
         version: 19.3.0
@@ -59,13 +59,13 @@ importers:
         version: 19.3.0(@types/react@19.3.0)
       '@vitejs/plugin-react':
         specifier: ^6.1.1
-        version: 6.1.1(vite@8.3.0(@types/node@22.20.1)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1))
+        version: 6.1.1(vite@8.3.0(@types/node@26.6.2)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1))
       typescript:
         specifier: ^5.7.0
         version: 5.9.3
       vite:
         specifier: ^8.3.0
-        version: 8.3.0(@types/node@22.20.1)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1)
+        version: 8.3.0(@types/node@26.6.2)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1)
 
   packages/core:
     dependencies:
@@ -83,8 +83,8 @@ importers:
         version: 2.4.0
     devDependencies:
       '@types/node':
-        specifier: ^22.10.0
-        version: 22.20.1
+        specifier: ^26.6.2
+        version: 26.6.2
       tsup:
         specifier: ^8.3.0
         version: 8.5.1(postcss@8.5.28)(tsx@4.23.13)(typescript@5.9.3)(yaml@2.9.1)
@@ -98,8 +98,8 @@ importers:
   packages/interchain:
     devDependencies:
       '@types/node':
-        specifier: ^22.10.0
-        version: 22.20.1
+        specifier: ^26.6.2
+        version: 26.6.2
       tsup:
         specifier: ^8.3.0
         version: 8.5.1(postcss@8.5.28)(tsx@4.23.13)(typescript@5.9.3)(yaml@2.9.1)
@@ -120,8 +120,8 @@ importers:
         version: link:../web
     devDependencies:
       '@types/node':
-        specifier: ^22.10.0
-        version: 22.20.1
+        specifier: ^26.6.2
+        version: 26.6.2
       '@types/react':
         specifier: ^19.3.0
         version: 19.3.0
@@ -163,8 +163,8 @@ importers:
         specifier: ^2.4.0
         version: 2.4.0
       '@types/node':
-        specifier: ^22.10.0
-        version: 22.20.1
+        specifier: ^26.6.2
+        version: 26.6.2
       '@types/ws':
         specifier: ^8.18.1
         version: 8.18.1
@@ -974,8 +974,8 @@ packages:
   '@types/estree@1.0.9':
     resolution: {integrity: sha512-GhdPgy1el4/ImP05X05Uw4cw2/M93BCUmnEvWZNStlCzEKME4Fkk+YpoA5OiHNQmoS7Cafb8Xa3Pya8m1Qrzeg==}
 
-  '@types/node@22.20.1':
-    resolution: {integrity: sha512-EANqOCF9QFyra+4pfxUcX9STKJpCLjMbObVzljIJomAWSnuSIEAvyzEU53GaajbXJEgdh0iEcPL+DGvpUd4k1Q==}
+  '@types/node@26.6.2':
+    resolution: {integrity: sha512-X1P21scMv4zGKLYqjdGjaKa7COa0RKVYYZZN/NfvLQ1JegxFhdhpZG/Lyn8AXx6CDUavKAd11v6BvfpkDByK8g==}
 
   '@types/react-dom@19.3.0':
     resolution: {integrity: sha512-ZI7bU42mZXXKHn/qNLEw2IrbiINU7X5+vfgdixBHkCNpYWXjKgfQ/P+uyGb5CjOLB9UcnTeg3rylQtV2hym44Q==}
@@ -1793,8 +1793,8 @@ packages:
   uncrypto@0.1.3:
     resolution: {integrity: sha512-Ql87qFHB3s/De2ClA9e0gsnS6zXG27SkTiSJwjCc9MebbfapQfuPzumMIUMi38ezPZVNFcHI9sUIepeQfw8J8Q==}
 
-  undici-types@6.21.0:
-    resolution: {integrity: sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==}
+  undici-types@8.9.0:
+    resolution: {integrity: sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==}
 
   unicode-emoji-modifier-base@1.0.0:
     resolution: {integrity: sha512-yLSH4py7oFH3oG/9K+XWrz1pSi3dfUrWEnInbxMfArOfc1+33BlGPQtLsOYwvdMy11AwUBetYuaRxSPqgkq+8g==}
@@ -2580,9 +2580,9 @@ snapshots:
 
   '@types/estree@1.0.9': {}
 
-  '@types/node@22.20.1':
+  '@types/node@26.6.2':
     dependencies:
-      undici-types: 6.21.0
+      undici-types: 8.9.0
 
   '@types/react-dom@19.3.0(@types/react@19.3.0)':
     dependencies:
@@ -2594,12 +2594,12 @@ snapshots:
 
   '@types/ws@8.18.1':
     dependencies:
-      '@types/node': 22.20.1
+      '@types/node': 26.6.2
 
-  '@vitejs/plugin-react@6.1.1(vite@8.3.0(@types/node@22.20.1)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1))':
+  '@vitejs/plugin-react@6.1.1(vite@8.3.0(@types/node@26.6.2)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1))':
     dependencies:
       '@rolldown/pluginutils': 1.0.1
-      vite: 8.3.0(@types/node@22.20.1)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1)
+      vite: 8.3.0(@types/node@26.6.2)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1)
 
   '@walletconnect/core@2.25.0(typescript@5.9.3)':
     dependencies:
@@ -3562,7 +3562,7 @@ snapshots:
 
   uncrypto@0.1.3: {}
 
-  undici-types@6.21.0: {}
+  undici-types@8.9.0: {}
 
   unicode-emoji-modifier-base@1.0.0: {}
 
@@ -3581,7 +3581,7 @@ snapshots:
 
   validate-npm-package-name@5.0.1: {}
 
-  vite@8.3.0(@types/node@22.20.1)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1):
+  vite@8.3.0(@types/node@26.6.2)(esbuild@0.28.2)(tsx@4.23.13)(yaml@2.9.1):
     dependencies:
       lightningcss: 1.33.0
       picomatch: 4.0.7
@@ -3589,7 +3589,7 @@ snapshots:
       rolldown: 1.2.10
       tinyglobby: 0.2.17
     optionalDependencies:
-      '@types/node': 22.20.1
+      '@types/node': 26.6.2
       esbuild: 0.28.2
       fsevents: 2.3.3
       tsx: 4.23.13