diff --git a/test/helpers.js b/test/helpers.js
index 4318d6d364..64b4814e80 100644
--- a/test/helpers.js
+++ b/test/helpers.js
@@ -86,6 +86,7 @@ function cleanChildren ( node ) {
 				previous.data = previous.data.replace( /\s{2,}/, '\n' );
 
 				node.removeChild( child );
+				child = previous;
 			}
 		}