diff --git a/package-lock.json b/package-lock.json
deleted file mode 100644
index a3a7bbb..0000000
--- a/package-lock.json
+++ /dev/null
@@ -1,1745 +0,0 @@
-{
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-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
-          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
-          "dev": true,
-          "requires": {
-            "ansi-regex": "^3.0.0"
-          }
-        }
-      }
-    },
-    "yargs-parser": {
-      "version": "9.0.2",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-9.0.2.tgz",
-      "integrity": "sha1-nM9qQ0YP5O1Aqbto9I1DuKaMwHc=",
-      "dev": true,
-      "requires": {
-        "camelcase": "^4.1.0"
-      }
-    }
-  }
-}
diff --git a/package.json b/package.json
index ed514d4..fc936a5 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "prs-sdk",
   "description": "Social Identity / Publish System based on Blockchain.",
-  "version": "0.0.5",
+  "version": "0.0.6",
   "homepage": "https://press.one",
   "main": "./lib/index.js",
   "author": "PRESS.one",
@@ -17,8 +17,8 @@
     "js-sha3": "^0.7.0",
     "keythereum": "^1.0.2",
     "md5": "^2.2.1",
-    "prs-lib": "0.0.8",
-    "prs-utility": "0.0.3",
+    "prs-lib": "0.0.10",
+    "prs-utility": "0.0.4",
     "qs": "^6.6.0",
     "secp256k1": "^3.6.2",
     "superagent": "^4.1.0"