diff --git a/lib/index.js b/lib/index.js
index 0f5d0aab..94f84cef 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -67,6 +67,7 @@ export default class PhoneInput extends Component {
     }
 
     onChangePhoneNumber(number){
+	number = number.replace(/[^0-9]/g, ''); // only number inputs allowed   
         var actionAfterSetState = this.props.onChangePhoneNumber?() => {this.props.onChangePhoneNumber(number)}:null
         this.updateFlagAndFormatNumber(number, actionAfterSetState)
     }