diff --git a/package.json b/package.json
index 02f4ce6c..8d3ada6c 100644
--- a/package.json
+++ b/package.json
@@ -34,19 +34,19 @@
   },
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-    "@polkadot/dev": "^0.65.14",
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     "@types/jest": "^27.4.0",
     "i18next-scanner": "^3.1.0",
     "sinon-chrome": "^3.0.1"
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-    "@polkadot/x-fetch": "^8.2.2",
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+    "@polkadot/networks": "^8.2.3-29",
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diff --git a/packages/extension-base/package.json b/packages/extension-base/package.json
index 969fa032..56fae5b9 100644
--- a/packages/extension-base/package.json
+++ b/packages/extension-base/package.json
@@ -21,19 +21,19 @@
   "main": "index.js",
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-    "@polkadot/api": "^7.2.1",
+    "@polkadot/api": "^7.2.2-7",
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     "@polkadot/extension-dapp": "^0.42.5-15",
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-    "@polkadot/util": "^8.2.2",
-    "@polkadot/util-crypto": "^8.2.2",
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diff --git a/packages/extension-chains/package.json b/packages/extension-chains/package.json
index d111684e..0069bc74 100644
--- a/packages/extension-chains/package.json
+++ b/packages/extension-chains/package.json
@@ -22,9 +22,9 @@
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+    "@polkadot/networks": "^8.2.3-29",
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diff --git a/packages/extension-compat-metamask/package.json b/packages/extension-compat-metamask/package.json
index 833a9af6..4d440f5f 100644
--- a/packages/extension-compat-metamask/package.json
+++ b/packages/extension-compat-metamask/package.json
@@ -23,8 +23,8 @@
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diff --git a/packages/extension-dapp/package.json b/packages/extension-dapp/package.json
index 0336e297..4165bfc9 100644
--- a/packages/extension-dapp/package.json
+++ b/packages/extension-dapp/package.json
@@ -22,8 +22,8 @@
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diff --git a/packages/extension-inject/package.json b/packages/extension-inject/package.json
index e48bfd48..8bb0edc1 100644
--- a/packages/extension-inject/package.json
+++ b/packages/extension-inject/package.json
@@ -18,11 +18,11 @@
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diff --git a/packages/extension-ui/package.json b/packages/extension-ui/package.json
index b514531d..24147213 100644
--- a/packages/extension-ui/package.json
+++ b/packages/extension-ui/package.json
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diff --git a/packages/extension/package.json b/packages/extension/package.json
index c1a9a5a2..5a013a65 100644
--- a/packages/extension/package.json
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-  version: 0.23.0
-  resolution: "@zondax/ledger-substrate@npm:0.23.0"
+"@zondax/ledger-substrate@npm:^0.24.0":
+  version: 0.24.0
+  resolution: "@zondax/ledger-substrate@npm:0.24.0"
   dependencies:
     "@babel/runtime": ^7.14.8
     "@ledgerhq/hw-transport": ^6.2.0
@@ -4115,7 +4118,7 @@ __metadata:
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     bs58: ^4.0.1
     hash.js: ^1.1.7
-  checksum: 1a8b2bbf8642d8820b62076a6ea09277461b15e2ee0f56396c7f52f1f2023cbae2dc5c9b972be42e55a742d9bab02b2ea45ceda066e21ef36c814844c7c554cb
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@@ -10551,18 +10554,18 @@ __metadata:
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-"jest-cli@npm:^27.4.6":
-  version: 27.4.6
-  resolution: "jest-cli@npm:27.4.6"
+"jest-cli@npm:^27.4.7":
+  version: 27.4.7
+  resolution: "jest-cli@npm:27.4.7"
   dependencies:
-    "@jest/core": ^27.4.6
+    "@jest/core": ^27.4.7
     "@jest/test-result": ^27.4.6
     "@jest/types": ^27.4.2
     chalk: ^4.0.0
     exit: ^0.1.2
     graceful-fs: ^4.2.4
     import-local: ^3.0.2
-    jest-config: ^27.4.6
+    jest-config: ^27.4.7
     jest-util: ^27.4.2
     jest-validate: ^27.4.6
     prompts: ^2.0.1
@@ -10574,14 +10577,15 @@ __metadata:
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   bin:
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-  checksum: 924dd24b74f33f79fa8cbc577d4c13aa8645b41d53c4678b6f999dd02d7fe027c397db1898e4b4cda08001efb65dd29ed4492e2818d149098092df8314ed441b
+  checksum: bf301039f1c14ef3fa2b7699b7b94328faa5549e34cb1573610c894bedd036ad36e31e6af436e11b3aa85e22e409a05d1fef1624bebc2da7ed416ce969b87307
   languageName: node
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-"jest-config@npm:^27.4.6":
-  version: 27.4.6
-  resolution: "jest-config@npm:27.4.6"
+"jest-config@npm:^27.4.7":
+  version: 27.4.7
+  resolution: "jest-config@npm:27.4.7"
   dependencies:
+    "@babel/core": ^7.8.0
     "@jest/test-sequencer": ^27.4.6
     "@jest/types": ^27.4.2
     babel-jest: ^27.4.6
@@ -10608,7 +10612,7 @@ __metadata:
   peerDependenciesMeta:
     ts-node:
       optional: true
-  checksum: 90dafbf8bcc01ffab0bc085bd8ca5f9866f6c7a13202c3031ab6a668ed4a9a21e9eb4537ea0cb575765dc3099e70f2f9089bb25a4627b05d2bde50f06bddcc33
+  checksum: 23d5bacc483b2674d6efcd6bfc66bcde7c2b428511b50d17a22a2750d85bfc23753f9e41f504411e411e848e34ec61244bdae9da8782df4ada6e284106f71a4d
   languageName: node
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@@ -10982,13 +10986,13 @@ __metadata:
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   linkType: hard
 
-"jest@npm:^27.4.6":
-  version: 27.4.6
-  resolution: "jest@npm:27.4.6"
+"jest@npm:^27.4.7":
+  version: 27.4.7
+  resolution: "jest@npm:27.4.7"
   dependencies:
-    "@jest/core": ^27.4.6
+    "@jest/core": ^27.4.7
     import-local: ^3.0.2
-    jest-cli: ^27.4.6
+    jest-cli: ^27.4.7
   peerDependencies:
     node-notifier: ^8.0.1 || ^9.0.0 || ^10.0.0
   peerDependenciesMeta:
@@ -10996,7 +11000,7 @@ __metadata:
       optional: true
   bin:
     jest: bin/jest.js
-  checksum: 5b7bf3d1017f96110c6197e301f0e7bf1733ab300034e4f00ef0921e5fbf2e26e167454a7637bdac46df14385b1e1386cd2ad7d9aefe5793c60f775be2043534
+  checksum: 28ce948b30c074907393f37553acac4422d0f60190776e62b3403e4c742d33dd6012e3a20748254a43e38b5b4ce52d813b13a3a5be1d43d6d12429bd08ce1a23
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@@ -11748,10 +11752,10 @@ __metadata:
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-"micro-base@npm:^0.10.0":
-  version: 0.10.0
-  resolution: "micro-base@npm:0.10.0"
-  checksum: b8892630e8fd9749f9695733a751233ade68f1fde469725d0bb52c0ac36d6ac94f51897a908adde4be4d0e3e65fc0d3ec2cf4c7b3ed6e386c7aab5eb662aa97f
+"micro-base@npm:^0.10.2":
+  version: 0.10.2
+  resolution: "micro-base@npm:0.10.2"
+  checksum: 4fcc9fb80cca021c5157e63d76188e3742a8f1ac5a90b1022a34cd715bf8ab19bbd82b71b908f0cf1cf6983d39533fe1aef4f24f2c0b09ec9d862fdaf5bf26ab
   languageName: node
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@@ -14282,7 +14286,7 @@ resolve@^2.0.0-next.3:
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   dependencies:
     "@babel/core": ^7.16.7
-    "@polkadot/dev": ^0.65.14
+    "@polkadot/dev": ^0.65.21
     "@types/jest": ^27.4.0
     i18next-scanner: ^3.1.0
     sinon-chrome: ^3.0.1