diff --git a/package.json b/package.json
index a533fe74..ba697a95 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "@tharsis/address-converter": "^0.1.8",
     "@tharsis/transactions": "^0.2.5",
     "@tharsis/eip712": "0.2.4",
-    "@tharsis/proto": "0.1.20",
+    "@tharsis/proto": "0.1.19",
     "@vue/composition-api": "^1.4.9",
     "@vueuse/core": "4.0.0",
     "animate.css": "4.1.1",
diff --git a/yarn.lock b/yarn.lock
index 75f3cda8..8e736a5b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2084,6 +2084,16 @@
     rxjs "6"
     semver "^7.3.5"
 
+"@ledgerhq/devices@^7.0.0":
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/@ledgerhq/devices/-/devices-7.0.0.tgz#ba743aa6d0725562e8b1bd5c4f0b7db2cf573710"
+  integrity sha512-vq4B33WdU0dRAJIRFWZMj6w1W1yw1i4mekCmhk7N9wPaFrtGWZ2iI9WDihsNOBooCWKQe8Jsb9eD8RVThbSlFQ==
+  dependencies:
+    "@ledgerhq/errors" "^6.10.1"
+    "@ledgerhq/logs" "^6.10.0"
+    rxjs "6"
+    semver "^7.3.5"
+
 "@ledgerhq/errors@^5.50.0":
   version "5.50.0"
   resolved "https://registry.yarnpkg.com/@ledgerhq/errors/-/errors-5.50.0.tgz#e3a6834cb8c19346efca214c1af84ed28e69dad9"
@@ -2094,6 +2104,11 @@
   resolved "https://registry.yarnpkg.com/@ledgerhq/errors/-/errors-6.10.0.tgz#dda9127b65f653fbb2f74a55e8f0e550d69de6e4"
   integrity sha512-fQFnl2VIXh9Yd41lGjReCeK+Q2hwxQJvLZfqHnKqWapTz68NHOv5QcI0OHuZVNEbv0xhgdLhi5b65kgYeQSUVg==
 
+"@ledgerhq/errors@^6.10.1":
+  version "6.10.1"
+  resolved "https://registry.yarnpkg.com/@ledgerhq/errors/-/errors-6.10.1.tgz#510688251b6261744c6b1cde6cfd2dfb13fc27b2"
+  integrity sha512-92d1zRQleR1AQ4CAXgWgDtKUms+8EwShLVUcajI+BLWvgJ1Vclmq6PsBIDEQbsm+riVu/Ji3LcHdmgFgmi0VGw==
+
 "@ledgerhq/hw-app-eth@^6.28.2":
   version "6.28.2"
   resolved "https://registry.yarnpkg.com/@ledgerhq/hw-app-eth/-/hw-app-eth-6.28.2.tgz#06fd19b9277442f4eb58ed76f4bc8299acd15a81"
@@ -2129,6 +2144,15 @@
     "@ledgerhq/hw-transport" "^6.27.1"
     "@ledgerhq/logs" "^6.10.0"
 
+"@ledgerhq/hw-transport@6.27.2":
+  version "6.27.2"
+  resolved "https://registry.yarnpkg.com/@ledgerhq/hw-transport/-/hw-transport-6.27.2.tgz#318e24b13b4bc392277d0b3b6fbc568f86b41f01"
+  integrity sha512-GF4pmK78rEKhZfbmunwQ131c+0MGa6L5IoYlwgFcg6CaFpUjjPiTCKUFsm4flsE0Z0Ltn9QuKoe+xEHULo7rGA==
+  dependencies:
+    "@ledgerhq/devices" "^7.0.0"
+    "@ledgerhq/errors" "^6.10.1"
+    events "^3.3.0"
+
 "@ledgerhq/hw-transport@^5.25.0":
   version "5.51.1"
   resolved "https://registry.yarnpkg.com/@ledgerhq/hw-transport/-/hw-transport-5.51.1.tgz#8dd14a8e58cbee4df0c29eaeef983a79f5f22578"
@@ -2377,6 +2401,14 @@
     link-module-alias "^1.2.0"
     shx "^0.3.4"
 
+"@tharsis/eip712@0.2.4":
+  version "0.2.4"
+  resolved "https://registry.yarnpkg.com/@tharsis/eip712/-/eip712-0.2.4.tgz#4c38247ae24e42f7f6053f3cf7887c7f79a36ee8"
+  integrity sha512-tn3zghCpsar2ZDsF8d7eBAfr+Toeqd9uOxFTa8LlCyewXmXE18mPMyoLeNDYX0jU7kTO0TTV9RQf0uNCahzQHA==
+  dependencies:
+    link-module-alias "^1.2.0"
+    shx "^0.3.4"
+
 "@tharsis/eip712@^0.2.3":
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/@tharsis/eip712/-/eip712-0.2.3.tgz#fc6dde7abbe023a4a2f65ce7cb0b1912ce3119a1"
@@ -2385,7 +2417,7 @@
     link-module-alias "^1.2.0"
     shx "^0.3.4"
 
-"@tharsis/proto@^0.1.19":
+"@tharsis/proto@0.1.19", "@tharsis/proto@^0.1.19":
   version "0.1.19"
   resolved "https://registry.yarnpkg.com/@tharsis/proto/-/proto-0.1.19.tgz#d80a116ba56db1795b328bcc35207c18e3a8c59d"
   integrity sha512-x/pMSEUSL7aAUTmI0pJcbSMnl9D7lYHh/NHwjs1wiLVcOXbHCgMYPuqTkVC82sZcOKz9CmF2vfrS3EapWIsONQ==