diff --git a/var/spack/repos/builtin/packages/py-python-rapidjson/package.py b/var/spack/repos/builtin/packages/py-python-rapidjson/package.py
index 0df7feb954a..1ccae166a58 100644
--- a/var/spack/repos/builtin/packages/py-python-rapidjson/package.py
+++ b/var/spack/repos/builtin/packages/py-python-rapidjson/package.py
@@ -12,7 +12,9 @@ class PyPythonRapidjson(PythonPackage):
     homepage = "https://github.com/python-rapidjson/python-rapidjson"
     pypi = "python-rapidjson/python-rapidjson-0.9.1.tar.gz"
 
+    version('1.5', sha256='04323e63cf57f7ed927fd9bcb1861ef5ecb0d4d7213f2755969d4a1ac3c2de6f')
     version('0.9.1', sha256='ad80bd7e4bb15d9705227630037a433e2e2a7982b54b51de2ebabdd1611394a1')
 
     depends_on('python@3.4:', type=('build', 'run'))
+    depends_on('python@3.6:', type=('build', 'run'), when='@1.5:')
     depends_on('py-setuptools', type='build')