diff --git a/var/spack/repos/builtin/packages/pcre/package.py b/var/spack/repos/builtin/packages/pcre/package.py
index b75a50736af..8e0f83110e9 100644
--- a/var/spack/repos/builtin/packages/pcre/package.py
+++ b/var/spack/repos/builtin/packages/pcre/package.py
@@ -24,6 +24,7 @@
 ##############################################################################
 from spack import *
 
+
 class Pcre(Package):
     """The PCRE package contains Perl Compatible Regular Expression
        libraries. These are useful for implementing regular expression