diff --git a/package.json b/package.json
index b668359b2..bfaa59297 100644
--- a/package.json
+++ b/package.json
@@ -45,8 +45,8 @@
   "dependencies": {
     "async": "^1.5.2",
     "bip38": "^1.4.0",
-    "bitcore-lib": "^0.13.14",
-    "bitcore-mnemonic": "~1.0.0",
+    "bitcore-lib": "^8.22.2",
+    "bitcore-mnemonic": "~8.1.0",
     "byteballcore": "git+https://github.com/byteball/byteballcore.git",
     "grunt": "^1.0.1",
     "grunt-angular-gettext": "^2.2.3",
@@ -60,7 +60,7 @@
     "jszip": "^3.1.3",
     "lodash": "^4.6.1",
     "moment": "^2.18.1",
-    "preconditions": "^1.0.8",
+    "preconditions": "^2.2.2",
     "shelljs": "^0.3.0",
     "sjcl": "^1.0.2",
     "unzip": "git+https://github.com/byteball/unzip.git",