diff --git a/app/static/app/js/Console.jsx b/app/static/app/js/Console.jsx
index c946f3b7..6f3bc91b 100644
--- a/app/static/app/js/Console.jsx
+++ b/app/static/app/js/Console.jsx
@@ -73,7 +73,7 @@ class Console extends React.Component {
 
   clear(){
     this.tearDownDynamicSource();
-    this.setState({lines: []});
+    this.setState({lines: [], sourceLinesCount: null});
     this.setupDynamicSource();
   }