diff --git a/package-lock.json b/package-lock.json
index e820bc7..6963d67 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@jiaminghi/print",
-  "version": "0.0.1",
+  "version": "0.2.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -133,9 +133,9 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.12.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.2.tgz",
-      "integrity": "sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^3.1.1",