diff --git a/skimage/viewer/__init__.py b/skimage/viewer/__init__.py
index 365e00a2..2ae55ed4 100644
--- a/skimage/viewer/__init__.py
+++ b/skimage/viewer/__init__.py
@@ -1,7 +1,6 @@
 try:
     from .qt import QtGui as _QtGui
 except ImportError as e:
-    raise
     raise ImportError('Viewer requires Qt')
 
 from .viewers import ImageViewer, CollectionViewer