diff --git a/var/spack/repos/builtin/packages/py-matplotlib/package.py b/var/spack/repos/builtin/packages/py-matplotlib/package.py
index aae18d0fa31..0b8ff4715d1 100644
--- a/var/spack/repos/builtin/packages/py-matplotlib/package.py
+++ b/var/spack/repos/builtin/packages/py-matplotlib/package.py
@@ -26,7 +26,6 @@
 import os
 
 
-
 class PyMatplotlib(Package):
     """matplotlib is a python 2D plotting library which produces publication
     quality figures in a variety of hardcopy formats and interactive