diff --git a/tests/builder/designspace_roundtrip_test.py b/tests/builder/designspace_roundtrip_test.py
index 13efc7fe4..9b478c4e1 100644
--- a/tests/builder/designspace_roundtrip_test.py
+++ b/tests/builder/designspace_roundtrip_test.py
@@ -83,11 +83,11 @@ def test_roundtrip_self_ref(datadir, ufo_module):
     ufos when working with bracket layers.
 
     Starting with UFO: It's okay to have a bracket glyph that references its base
-    glyph as a component. However, on the glyphs.app side it's not okay because the base and 
+    glyph as a component. However, on the glyphs.app side it's not okay because the base and
     bracket glyphs are merged into a single glyph with the bracket glyph now being a layer.
     Glyphsapp (2.6.1) does not like the self referencing component, but that's the best we can
-    do to preserve the information
-    
+    do to preserve the information.
+
     The goal here is to make sure that the valid ufo we start with, is still valid in ufo after
     roundtriping. We are not concerned with making glyphs.app work properly at the intemediary
     stage.