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diff --git a/var/spack/repos/builtin/packages/pythia8/package.py b/var/spack/repos/builtin/packages/pythia8/package.py
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+++ b/var/spack/repos/builtin/packages/pythia8/package.py
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+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class Pythia8(AutotoolsPackage):
+    """The Pythia program is a standard tool for the generation of events in
+    high-energy collisions, comprising a coherent set of physics models for
+    the evolution from a few-body hard process to a complex multiparticle
+    final state."""
+
+    homepage = "http://home.thep.lu.se/Pythia/"
+    url      = "http://home.thep.lu.se/~torbjorn/pythia8/pythia8244.tgz"
+
+    version('8301', sha256='51382768eb9aafb97870dca1909516422297b64ef6a6b94659259b3e4afa7f06')
+    version('8244', sha256='e34880f999daf19cdd893a187123927ba77d1bf851e30f6ea9ec89591f4c92ca', preferred=True)
+
+    variant('shared', default=True, description='Build shared library')
+
+    def configure_args(self):
+        args = []
+
+        if '+shared' in self.spec:
+            args.append('--enable-shared')
+
+        return args