diff --git a/var/spack/repos/builtin/packages/py-pytest-xdist/package.py b/var/spack/repos/builtin/packages/py-pytest-xdist/package.py
index a35d8995e4..89746e788a 100644
--- a/var/spack/repos/builtin/packages/py-pytest-xdist/package.py
+++ b/var/spack/repos/builtin/packages/py-pytest-xdist/package.py
@@ -13,11 +13,18 @@ class PyPytestXdist(PythonPackage):
     url      = "https://pypi.io/packages/source/p/pytest-xdist/pytest-xdist-1.30.0.tar.gz"
 
     version('1.30.0', sha256='5d1b1d4461518a6023d56dab62fb63670d6f7537f23e2708459a557329accf48')
+    version('1.29.0', sha256='3489d91516d7847db5eaecff7a2e623dba68984835dbe6cedb05ae126c4fb17f')
+    version('1.27.0', sha256='a96ed691705882560fa3fc95531fbd4c224896c827f4004817eb2dcac4ba41a2')
+    version('1.24.0', sha256='8e188d13ce6614c7a678179a76f46231199ffdfe6163de031c17e62ffa256917')
+    version('1.17.0', sha256='e7e48c111677af23078b1ed23501e493e12c4b6d91657f6884a64e4ce0f14144')
     version('1.16.0', sha256='42e5a1e5da9d7cff3e74b07f8692598382f95624f234ff7e00a3b1237e0feba2')
 
     depends_on('python@2.7:2.8,3.4:', type=('build', 'run'))
     depends_on('py-setuptools',    type='build')
     depends_on('py-execnet@1.1:',  type=('build', 'run'))
-    depends_on('py-pytest@4.4.0:', type=('build', 'run'))
-    depends_on('py-pytest-forked', type=('build', 'run'))
-    depends_on('py-six', type=('build', 'run'))
+    depends_on('py-pytest@4.4.0:', type=('build', 'run'), when='@1.28.0:')
+    depends_on('py-pytest@3.6.0:', type=('build', 'run'), when='@1.25.0:1.27.0')
+    depends_on('py-pytest@3.0.0:', type=('build', 'run'), when='@1.18.0:1.24.0')
+    depends_on('py-pytest@2.7.0:', type=('build', 'run'), when='@1.16.0:1.17.0')
+    depends_on('py-pytest-forked', type=('build', 'run'), when='@1.19.0:')
+    depends_on('py-six', type=('build', 'run'), when='@1.23.0:')