diff --git a/src/App.js b/src/App.js
index 9864493..26bd65a 100644
--- a/src/App.js
+++ b/src/App.js
@@ -5,7 +5,7 @@ import './App.css';
 class SlackMessage extends Component {
   constructor(props) {
     super(props);
-    this.state = { loading: false, text: null, error: null, success: false };
+    this.state = { loading: false, text: '', error: null, success: false };
   }
 
   generateHeaders() {
@@ -85,4 +85,4 @@ class App extends Component {
   }
 }
 
-export default App;
\ No newline at end of file
+export default App;