diff --git a/var/spack/repos/builtin/packages/ants/package.py b/var/spack/repos/builtin/packages/ants/package.py
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+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class Ants(CMakePackage):
+    """ANTs extracts information from complex datasets that include imaging.
+       Paired with ANTsR (answer), ANTs is useful for managing, interpreting
+       and visualizing multidimensional data. ANTs is popularly considered a
+       state-of-the-art medical image registration and segmentation toolkit.
+       ANTs depends on the Insight ToolKit (ITK), a widely used medical image
+       processing library to which ANTs developers contribute.
+    """
+
+    homepage = "http://stnava.github.io/ANTs/"
+    url      = "https://github.com/ANTsX/ANTs/archive/v2.2.0.tar.gz"
+
+    version('2.2.0', '5661b949268100ac0f7baf6d2702b4dd')
+
+    def install(self, spec, prefix):
+        with working_dir(join_path('spack-build', 'ANTS-build'), create=False):
+            make("install")
+        install_tree('Scripts', prefix.bin)
+
+    def setup_environment(self, spack_env, run_env):
+        run_env.set('ANTSPATH', self.prefix.bin)