diff --git a/src/lines-component.coffee b/src/lines-component.coffee
index 6a49f16be..d99fbfbe1 100644
--- a/src/lines-component.coffee
+++ b/src/lines-component.coffee
@@ -21,7 +21,6 @@ class LinesComponent
 
   constructor: ({@presenter, @hostElement, @useShadowDOM, visible}) ->
     @tileComponentsByTileId = {}
-    @freeDomNodes = []
 
     @domNode = document.createElement('div')
     @domNode.classList.add('lines')