diff --git a/package.json b/package.json
index 9289d44f..f531fe62 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
   "dependencies": {
     "@kiltprotocol/sdk-js": "^0.35.0",
     "@polkadot/extension-dapp": "^0.46.5",
-    "@polkadot/util": "^12.5.1",
+    "@polkadot/util": "^13.0.2",
     "ky": "^1.7.0",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
diff --git a/yarn.lock b/yarn.lock
index 0f2d0a76..7db212d3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1200,7 +1200,7 @@
     "@scure/base" "^1.1.5"
     tslib "^2.6.2"
 
-"@polkadot/util@12.6.2", "@polkadot/util@^12.0.0", "@polkadot/util@^12.3.2", "@polkadot/util@^12.5.1", "@polkadot/util@^12.6.2":
+"@polkadot/util@12.6.2", "@polkadot/util@^12.0.0", "@polkadot/util@^12.3.2", "@polkadot/util@^12.6.2":
   version "12.6.2"
   resolved "https://registry.yarnpkg.com/@polkadot/util/-/util-12.6.2.tgz#9396eff491221e1f0fd28feac55fc16ecd61a8dc"
   integrity sha512-l8TubR7CLEY47240uki0TQzFvtnxFIO7uI/0GoWzpYD/O62EIAMRsuY01N4DuwgKq2ZWD59WhzsLYmA5K6ksdw==
@@ -1213,6 +1213,19 @@
     bn.js "^5.2.1"
     tslib "^2.6.2"
 
+"@polkadot/util@^13.0.2":
+  version "13.0.2"
+  resolved "https://registry.yarnpkg.com/@polkadot/util/-/util-13.0.2.tgz#f0a2572d74730fda8dfd690b60d53c131a688f3b"
+  integrity sha512-/6bS9sfhJLhs8QuqWaR1eRapzfDdGC5XAQZEPL9NN5sTTA7HxWos8rVleai0UERm8QUMabjZ9rK9KpzbXl7ojg==
+  dependencies:
+    "@polkadot/x-bigint" "13.0.2"
+    "@polkadot/x-global" "13.0.2"
+    "@polkadot/x-textdecoder" "13.0.2"
+    "@polkadot/x-textencoder" "13.0.2"
+    "@types/bn.js" "^5.1.5"
+    bn.js "^5.2.1"
+    tslib "^2.6.2"
+
 "@polkadot/wasm-bridge@7.3.2":
   version "7.3.2"
   resolved "https://registry.yarnpkg.com/@polkadot/wasm-bridge/-/wasm-bridge-7.3.2.tgz#e1b01906b19e06cbca3d94f10f5666f2ae0baadc"
@@ -1274,6 +1287,14 @@
     "@polkadot/x-global" "12.6.2"
     tslib "^2.6.2"
 
+"@polkadot/x-bigint@13.0.2":
+  version "13.0.2"
+  resolved "https://registry.yarnpkg.com/@polkadot/x-bigint/-/x-bigint-13.0.2.tgz#25adca9ce0c5ed691f9bced283f44f7e7d824300"
+  integrity sha512-h2jKT/UaxiEal8LhQeH6+GCjO7GwEqVAD2SNYteCOXff6yNttqAZYJuHZsndbVjVNwqRNf8D5q/zZkD0HUd6xQ==
+  dependencies:
+    "@polkadot/x-global" "13.0.2"
+    tslib "^2.6.2"
+
 "@polkadot/x-fetch@^12.6.2":
   version "12.6.2"
   resolved "https://registry.yarnpkg.com/@polkadot/x-fetch/-/x-fetch-12.6.2.tgz#b1bca028db90263bafbad2636c18d838d842d439"
@@ -1290,6 +1311,13 @@
   dependencies:
     tslib "^2.6.2"
 
+"@polkadot/x-global@13.0.2":
+  version "13.0.2"
+  resolved "https://registry.yarnpkg.com/@polkadot/x-global/-/x-global-13.0.2.tgz#77afc4fbd4cfac8ba78cf120836f30ecc7322a74"
+  integrity sha512-OoNIXLB5y8vIKpk4R+XmpDPhipNXWSUvEwUnpQT7NAxNLmzgMq1FhbrwBWWPRNHPrQonp7mqxV/X+v5lv1HW/g==
+  dependencies:
+    tslib "^2.6.2"
+
 "@polkadot/x-randomvalues@12.6.2":
   version "12.6.2"
   resolved "https://registry.yarnpkg.com/@polkadot/x-randomvalues/-/x-randomvalues-12.6.2.tgz#13fe3619368b8bf5cb73781554859b5ff9d900a2"
@@ -1306,6 +1334,14 @@
     "@polkadot/x-global" "12.6.2"
     tslib "^2.6.2"
 
+"@polkadot/x-textdecoder@13.0.2":
+  version "13.0.2"
+  resolved "https://registry.yarnpkg.com/@polkadot/x-textdecoder/-/x-textdecoder-13.0.2.tgz#662a6855af8e7a5af17f86890e59ab44f829243a"
+  integrity sha512-mauglOkTJxLGmLwLc3J5Jlq/W+SHP53eiy3F8/8JxxfnXrZKgWoQXGpvXYPjFnMZj0MzDSy/6GjyGWnDCgdQFA==
+  dependencies:
+    "@polkadot/x-global" "13.0.2"
+    tslib "^2.6.2"
+
 "@polkadot/x-textencoder@12.6.2":
   version "12.6.2"
   resolved "https://registry.yarnpkg.com/@polkadot/x-textencoder/-/x-textencoder-12.6.2.tgz#81d23bd904a2c36137a395c865c5fefa21abfb44"
@@ -1314,6 +1350,14 @@
     "@polkadot/x-global" "12.6.2"
     tslib "^2.6.2"
 
+"@polkadot/x-textencoder@13.0.2":
+  version "13.0.2"
+  resolved "https://registry.yarnpkg.com/@polkadot/x-textencoder/-/x-textencoder-13.0.2.tgz#5e178e0f759df50592e6870346c8db2a445af957"
+  integrity sha512-Lq08H2OnVXj97uaOwg7tcmRS7a4VJYkHEeWO4FyEMOk6P6lU6W8OVNjjxG0se9PCEgmyZPUDbJI//1ynzP4cXw==
+  dependencies:
+    "@polkadot/x-global" "13.0.2"
+    tslib "^2.6.2"
+
 "@polkadot/x-ws@^12.6.2":
   version "12.6.2"
   resolved "https://registry.yarnpkg.com/@polkadot/x-ws/-/x-ws-12.6.2.tgz#b99094d8e53a03be1de903d13ba59adaaabc767a"