diff --git a/var/spack/repos/builtin/packages/r-BiocGenerics/package.py b/var/spack/repos/builtin/packages/r-BiocGenerics/package.py
index 0d3b6a3e57..1d994cc2ef 100644
--- a/var/spack/repos/builtin/packages/r-BiocGenerics/package.py
+++ b/var/spack/repos/builtin/packages/r-BiocGenerics/package.py
@@ -24,15 +24,17 @@
 ##############################################################################
 from spack import *
 
+
 class RBiocgenerics(Package):
     """S4 generic functions needed by many Bioconductor packages."""
 
     homepage = 'https://www.bioconductor.org/packages/release/bioc/html/BiocGenerics.html'
-    url      = "https://www.bioconductor.org/packages/release/bioc/src/contrib/BiocGenerics_0.16.1.tar.gz"
+    url = "https://www.bioconductor.org/packages/release/bioc/src/contrib/BiocGenerics_0.16.1.tar.gz"
 
     version('0.16.1', 'c2148ffd86fc6f1f819c7f68eb2c744f', expand=False)
 
     extends('R')
 
     def install(self, spec, prefix):
-        R('CMD', 'INSTALL', '--library=%s' % self.module.r_lib_dir, '%s' % self.stage.archive_file)
+        R('CMD', 'INSTALL', '--library=%s' %
+          self.module.r_lib_dir, '%s' % self.stage.archive_file)
diff --git a/var/spack/repos/builtin/packages/r-abind/package.py b/var/spack/repos/builtin/packages/r-abind/package.py
index 34a1eee79f..f9ac684aa4 100644
--- a/var/spack/repos/builtin/packages/r-abind/package.py
+++ b/var/spack/repos/builtin/packages/r-abind/package.py
@@ -24,6 +24,7 @@
 ##############################################################################
 from spack import *
 
+
 class RAbind(Package):
     """Combine multidimensional arrays into a single array. This is a
     generalization of 'cbind' and 'rbind'. Works with vectors, matrices, and
@@ -31,7 +32,7 @@ class RAbind(Package):
     'afill' for manipulating, extracting and replacing data in arrays."""
 
     homepage = "https://cran.r-project.org/"
-    url      = "https://cran.r-project.org/src/contrib/abind_1.4-3.tar.gz"
+    url = "https://cran.r-project.org/src/contrib/abind_1.4-3.tar.gz"
 
     version('1.4-3', '10fcf80c677b991bf263d38be35a1fc5', expand=False)
 
@@ -39,4 +40,5 @@ class RAbind(Package):
 
     def install(self, spec, prefix):
 
-        R('CMD', 'INSTALL', '--library=%s' % self.module.r_lib_dir, '%s' % self.stage.archive_file)
+        R('CMD', 'INSTALL', '--library=%s' %
+          self.module.r_lib_dir, '%s' % self.stage.archive_file)
diff --git a/var/spack/repos/builtin/packages/r-filehash/package.py b/var/spack/repos/builtin/packages/r-filehash/package.py
index fffae68019..e59ba18fa3 100644
--- a/var/spack/repos/builtin/packages/r-filehash/package.py
+++ b/var/spack/repos/builtin/packages/r-filehash/package.py
@@ -24,6 +24,7 @@
 ##############################################################################
 from spack import *
 
+
 class RFilehash(Package):
     """Implements a simple key-value style database where character string keys
     are associated with data values that are stored on the disk. A simple
@@ -36,11 +37,12 @@ class RFilehash(Package):
     parties for use in the 'filehash' framework."""
 
     homepage = 'https://cran.r-project.org/'
-    url      = "https://cran.r-project.org/src/contrib/filehash_2.3.tar.gz"
+    url = "https://cran.r-project.org/src/contrib/filehash_2.3.tar.gz"
 
     version('2.3', '01fffafe09b148ccadc9814c103bdc2f', expand=False)
 
     extends('R')
 
     def install(self, spec, prefix):
-        R('CMD', 'INSTALL', '--library=%s' % self.module.r_lib_dir, '%s' % self.stage.archive_file)
+        R('CMD', 'INSTALL', '--library=%s' %
+          self.module.r_lib_dir, '%s' % self.stage.archive_file)
diff --git a/var/spack/repos/builtin/packages/r-magic/package.py b/var/spack/repos/builtin/packages/r-magic/package.py
index f86917ec0c..ec4b9b9e41 100644
--- a/var/spack/repos/builtin/packages/r-magic/package.py
+++ b/var/spack/repos/builtin/packages/r-magic/package.py
@@ -24,6 +24,7 @@
 ##############################################################################
 from spack import *
 
+
 class RMagic(Package):
     """A collection of efficient, vectorized algorithms for the creation and
     investigation of magic squares and hypercubes, including a variety of
@@ -31,7 +32,7 @@ class RMagic(Package):
     arrays."""
 
     homepage = "https://cran.r-project.org/"
-    url      = "https://cran.r-project.org/src/contrib/magic_1.5-6.tar.gz"
+    url = "https://cran.r-project.org/src/contrib/magic_1.5-6.tar.gz"
 
     version('1.5-6', 'a68e5ced253b2196af842e1fc84fd029', expand=False)
 
@@ -40,4 +41,5 @@ class RMagic(Package):
     depends_on('r-abind')
 
     def install(self, spec, prefix):
-        R('CMD', 'INSTALL', '--library=%s' % self.module.r_lib_dir, '%s' % self.stage.archive_file)
+        R('CMD', 'INSTALL', '--library=%s' %
+          self.module.r_lib_dir, '%s' % self.stage.archive_file)