diff --git a/yarn.lock b/yarn.lock
index 35b1e93..ad3d4ae 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -31,7 +31,7 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-12.7.12.tgz#7c6c571cc2f3f3ac4a59a5f2bd48f5bdbc8653cc"
   integrity sha512-KPYGmfD0/b1eXurQ59fXD1GBzhSQfz6/lKBxkaHX9dKTzjXbK68Zt7yGUxUsCS1jeTy/8aL+d9JEr+S54mpkWQ==
 
-"@walletpack/core@^1.0.41", "@walletpack/core@^1.0.42":
+"@walletpack/core@^1.0.41":
   version "1.0.41"
   resolved "https://registry.yarnpkg.com/@walletpack/core/-/core-1.0.41.tgz#4aee7bf7a4c3c5e511f71a84765450c479925399"
   integrity sha512-iOrvc5ZCsLLho3+F1Nx0mIj0mCZT6mJmnh3S54IQ1/Z3h3cN5DkLU6gyy0JxMX9dRYnLHmqUYjVkdjr1o1Z20w==
@@ -43,6 +43,18 @@
     qrcode "^1.4.1"
     scrypt-async "^2.0.1"
 
+"@walletpack/core@^1.0.42":
+  version "1.0.51"
+  resolved "https://registry.yarnpkg.com/@walletpack/core/-/core-1.0.51.tgz#da6bf0975ee887dab0bb7ae7b134fa751dc43ea2"
+  integrity sha512-hjLQJ+dLYdF//meqJQ6kf2BZI28oECmo6J68gDtjnubFdHNnQqtOb/lb9V8dLLrU7tmzTZfaL7Izjyo064TNCQ==
+  dependencies:
+    aes-oop "^1.0.4"
+    bignumber.js "^9.0.0"
+    bip39 "^2.6.0"
+    eosjs-ecc "^4.0.4"
+    qrcode "^1.4.1"
+    scrypt-async "^2.0.1"
+
 "@walletpack/fio@^0.0.7":
   version "0.0.7"
   resolved "https://registry.yarnpkg.com/@walletpack/fio/-/fio-0.0.7.tgz#4f566e88230926a8413f379cd8a0aadfe5d0e887"
@@ -414,9 +426,9 @@ async-foreach@^0.1.3:
   integrity sha1-NhIfhFwFeBct5Bmpfb6x0W7DRUI=
 
 async@^2.4.1:
-  version "2.6.3"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.3.tgz#d72625e2344a3656e3a3ad4fa749fa83299d82ff"
-  integrity sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
+  integrity sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==
   dependencies:
     lodash "^4.17.14"
 
@@ -3391,9 +3403,9 @@ lodash.uniq@^4.5.0:
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
 lodash@^4.0.0, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.4, lodash@~4.17.12:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
-  integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 long@^4.0.0:
   version "4.0.0"