diff --git a/spec/editor-spec.coffee b/spec/editor-spec.coffee
index c0d8cb8ba..0eb35125e 100644
--- a/spec/editor-spec.coffee
+++ b/spec/editor-spec.coffee
@@ -1330,12 +1330,12 @@ describe "Editor", ->
           expect(editor.renderedLines.find(".line:first").text()).toBe buffer.lineForRow(0)
           expect(editor.renderedLines.find(".line:last").text()).toBe buffer.lineForRow(6)
 
-      it "increases the width of the rendered lines element to be either the width of the longest line or the width of the scrollView (whichever is longer)", ->
+      ffit "increases the width of the rendered lines element to be either the width of the longest line or the width of the scrollView (whichever is longer)", ->
         maxLineLength = editor.getMaxScreenLineLength()
         setEditorWidthInChars(editor, maxLineLength)
         widthBefore = editor.renderedLines.width()
         expect(widthBefore).toBe editor.scrollView.width() + 20
-        buffer.change([[12,0], [12,0]], [1..maxLineLength*10].join(''))
+        buffer.change([[12,0], [12,0]], [1..maxLineLength*2].join(''))
         expect(editor.renderedLines.width()).toBeGreaterThan widthBefore
 
     describe "when lines are removed", ->