diff --git a/src/components/HelloWorld.vue b/src/components/HelloWorld.vue
index c299118..abcba68 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 { exec } from "child_process";
+import { spawn } from "child_process";
 export default {
   name: "HelloWorld",
   components: { vueJsonEditor },
@@ -147,14 +147,9 @@ export default {
       const si = this.sqlinput;
       console.log("si:", si);
       var gorminfo = ``;
-
-      exec(`jsongen -i "${si}"`, function (er, stdout, stderr) {
-        if (er) {
-          console.log("error exec jsongen:", er);
-          return false;
-        }
-        gorminfo = stdout;
-        console.log("std error exec jsongen:", stderr);
+      var process = spawn(`jsongen -i "${si}"`);
+      process.stdout.on("data", (data) => {
+        gorminfo = data;
       });
       console.log("gorminfo: ", gorminfo);