diff --git a/package.json b/package.json
index 00563bc..0642748 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "gen": "npx tsx ./scripts/gen.ts"
   },
   "devDependencies": {
-    "@polkadot/types-support": "^16.4.6",
+    "@polkadot/types-support": "^16.5.4",
     "@trivago/prettier-plugin-sort-imports": "^4.1.1",
     "dedot": "^1.0.1",
     "husky": "^8.0.3",
diff --git a/yarn.lock b/yarn.lock
index cc0d384..3422930 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1110,16 +1110,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/types-support@npm:^16.4.6":
-  version: 16.4.6
-  resolution: "@polkadot/types-support@npm:16.4.6"
-  dependencies:
-    "@polkadot/util": "npm:^13.5.6"
-    tslib: "npm:^2.8.1"
-  checksum: 10/d6cc870ab18f2cad098e3677903004ce31fa135ad214ad287ff90d6546666235eafbe0ae619e5bd420ee6e9ca7cd60c6819aa55f30fbc25bd4a2f9e470f15a0e
-  languageName: node
-  linkType: hard
-
 "@polkadot/types-support@npm:^16.5.3":
   version: 16.5.3
   resolution: "@polkadot/types-support@npm:16.5.3"
@@ -1130,18 +1120,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/util@npm:^13.5.6":
-  version: 13.5.6
-  resolution: "@polkadot/util@npm:13.5.6"
+"@polkadot/types-support@npm:^16.5.4":
+  version: 16.5.4
+  resolution: "@polkadot/types-support@npm:16.5.4"
   dependencies:
-    "@polkadot/x-bigint": "npm:13.5.6"
-    "@polkadot/x-global": "npm:13.5.6"
-    "@polkadot/x-textdecoder": "npm:13.5.6"
-    "@polkadot/x-textencoder": "npm:13.5.6"
-    "@types/bn.js": "npm:^5.1.6"
-    bn.js: "npm:^5.2.1"
-    tslib: "npm:^2.8.0"
-  checksum: 10/a99f767a62579b9ca082d671cb731fbfda56046058282f884534a9dfdeb97774ca017bbbf35ebd91e39873ac31ebabe75a545da2474f03ef80773e9158122562
+    "@polkadot/util": "npm:^14.0.1"
+    tslib: "npm:^2.8.1"
+  checksum: 10/db884bc7e5edeb9744dade8a9b7d48950ae0424d0d6cd2ec291c19620ae4b451bab4d116283b20bece948fae348b71c70f3688a087573a5d60d6e9eb8e6b2348
   languageName: node
   linkType: hard
 
@@ -1160,13 +1145,18 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/x-bigint@npm:13.5.6":
-  version: 13.5.6
-  resolution: "@polkadot/x-bigint@npm:13.5.6"
+"@polkadot/util@npm:^14.0.1":
+  version: 14.0.1
+  resolution: "@polkadot/util@npm:14.0.1"
   dependencies:
-    "@polkadot/x-global": "npm:13.5.6"
+    "@polkadot/x-bigint": "npm:14.0.1"
+    "@polkadot/x-global": "npm:14.0.1"
+    "@polkadot/x-textdecoder": "npm:14.0.1"
+    "@polkadot/x-textencoder": "npm:14.0.1"
+    "@types/bn.js": "npm:^5.1.6"
+    bn.js: "npm:^5.2.1"
     tslib: "npm:^2.8.0"
-  checksum: 10/a4aef1e1baf38c7ce2f41c3464fb1f59cf3b41de5cc466ebdc25ee99966ffaebfffb4897d5ea1bc0b5c526c3504d434908819080e6f03450bc100fd18c28ec04
+  checksum: 10/c6f8f3d2fa1a68f1af0396090fce191eab58a4256c201d60231b697051c0db34e4a7bcbcd2cf833796d839762366f0d7553e8613ccadeb03c422c3d159563aea
   languageName: node
   linkType: hard
 
@@ -1180,12 +1170,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/x-global@npm:13.5.6":
-  version: 13.5.6
-  resolution: "@polkadot/x-global@npm:13.5.6"
+"@polkadot/x-bigint@npm:14.0.1":
+  version: 14.0.1
+  resolution: "@polkadot/x-bigint@npm:14.0.1"
   dependencies:
+    "@polkadot/x-global": "npm:14.0.1"
     tslib: "npm:^2.8.0"
-  checksum: 10/050cb02e1405a37c92b8ab9202b3a1187d6ba7f5193d93126420a283c7ba3796b4fa6ae349b3f25335c905af4355b97cc6c74c29f267b5a0de0cff6cea667c11
+  checksum: 10/e56c4086c19ecf93b18d6613ae1c03c28755899f7baf817ed870ade4c39be610e5cf5d098944845943a3d713f2c0aabe80b4762d7a7f89df87891ba83625c322
   languageName: node
   linkType: hard
 
@@ -1198,13 +1189,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/x-textdecoder@npm:13.5.6":
-  version: 13.5.6
-  resolution: "@polkadot/x-textdecoder@npm:13.5.6"
+"@polkadot/x-global@npm:14.0.1":
+  version: 14.0.1
+  resolution: "@polkadot/x-global@npm:14.0.1"
   dependencies:
-    "@polkadot/x-global": "npm:13.5.6"
     tslib: "npm:^2.8.0"
-  checksum: 10/7f04ba6d544acac05b6ea0b20b85ac31415c662b4d306b30cf5e7ba1bee387c36a5eee0abe889134048f3e6175528608b11c8540440343a8108440dfc4564156
+  checksum: 10/f5486c836b4cf95e1a84921961ba7c2fb4426b4f28af3a9e33fb78f7ae846dbe6d39bd2d9916e6eb7e0aed3e7e743c5b432a9437ecff944ed96db1640f25e288
   languageName: node
   linkType: hard
 
@@ -1218,13 +1208,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/x-textencoder@npm:13.5.6":
-  version: 13.5.6
-  resolution: "@polkadot/x-textencoder@npm:13.5.6"
+"@polkadot/x-textdecoder@npm:14.0.1":
+  version: 14.0.1
+  resolution: "@polkadot/x-textdecoder@npm:14.0.1"
   dependencies:
-    "@polkadot/x-global": "npm:13.5.6"
+    "@polkadot/x-global": "npm:14.0.1"
     tslib: "npm:^2.8.0"
-  checksum: 10/0f8d433d2825bb9193c49262fd2ace2253cac76b87eb37e051a3db108445c92ed5832f8a02631a616a9ea2ea3f719576b179c38bdad8747002a8f54e7753761f
+  checksum: 10/b33f51f93046fdab0c20b6cc764f52051a06403467fbe8c8742bca5e89ed492ecbb69e4f90a1f8090c330c3ccdcd63311cc695b8f7401212e9085c3804724970
   languageName: node
   linkType: hard
 
@@ -1238,6 +1228,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@polkadot/x-textencoder@npm:14.0.1":
+  version: 14.0.1
+  resolution: "@polkadot/x-textencoder@npm:14.0.1"
+  dependencies:
+    "@polkadot/x-global": "npm:14.0.1"
+    tslib: "npm:^2.8.0"
+  checksum: 10/9627aed6c660c04ee7c633fbe99c68fb172c35ce5e9bdb9afa3ef4d245f8f99ff5da552d6088b25343238d243adedaab7cbd54b7fba5121fe5e3c612337ef404
+  languageName: node
+  linkType: hard
+
 "@polkadot/x-ws@npm:^13.5.9":
   version: 13.5.9
   resolution: "@polkadot/x-ws@npm:13.5.9"
@@ -2315,7 +2315,7 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "dedot.dev@workspace:."
   dependencies:
-    "@polkadot/types-support": "npm:^16.4.6"
+    "@polkadot/types-support": "npm:^16.5.4"
     "@trivago/prettier-plugin-sort-imports": "npm:^4.1.1"
     dedot: "npm:^1.0.1"
     husky: "npm:^8.0.3"