diff --git a/src/components/inputnumber/InputNumber.js b/src/components/inputnumber/InputNumber.js
index a47ae75015..94f6a9532a 100644
--- a/src/components/inputnumber/InputNumber.js
+++ b/src/components/inputnumber/InputNumber.js
@@ -204,7 +204,7 @@ export class InputNumber extends Component {
                 return formattedValue;
             }
 
-            return value;
+            return value.toString();
         }
 
         return '';