diff --git a/src/components/HelloWorld.vue b/src/components/HelloWorld.vue
index 4b8761d..ea0ce48 100644
--- a/src/components/HelloWorld.vue
+++ b/src/components/HelloWorld.vue
@@ -51,7 +51,7 @@
 <script>
 import vueJsonEditor from "vue-json-editor";
 import { Parser } from "sql-ddl-to-json-schema";
-import shell from "shelljs";
+import { exec } from "child_process";
 export default {
   name: "HelloWorld",
   components: { vueJsonEditor },
@@ -146,11 +146,15 @@ export default {
 
       const si = this.sqlinput;
       console.log("si:", si);
-      var process = shell.exec(`jsongen -i "${si}"`);
-      if (process.code !== 0) {
-        console.log("process code error: " + process.code);
-      }
-      var gorminfo = process.stdout;
+      var gorminfo = ``;
+
+      exec(`jsongen -i "${si}"`, function (er, stdout, stderr) {
+        if (er) {
+          console.log("error exec jsongen:", er);
+          return false;
+        }
+		gorminfo = stdout;
+      });
       console.log("gorminfo: ", gorminfo);
 
       const requires = v.required;