diff --git a/var/spack/repos/builtin/packages/py-chardet/package.py b/var/spack/repos/builtin/packages/py-chardet/package.py
index 02fb19743e..62d7b5b4ba 100644
--- a/var/spack/repos/builtin/packages/py-chardet/package.py
+++ b/var/spack/repos/builtin/packages/py-chardet/package.py
@@ -12,11 +12,13 @@ class PyChardet(PythonPackage):
     homepage = "https://github.com/chardet/chardet"
     pypi = "chardet/chardet-3.0.4.tar.gz"
 
+    version("5.0.0", sha256="0368df2bfd78b5fc20572bb4e9bb7fb53e2c094f60ae9993339e8671d0afb8aa")
     version("4.0.0", sha256="0d6f53a15db4120f2b08c94f11e7d93d2c911ee118b6b30a04ec3ee8310179fa")
     version("3.0.4", sha256="84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae")
     version("3.0.2", sha256="4f7832e7c583348a9eddd927ee8514b3bf717c061f57b21dbe7697211454d9bb")
     version("2.3.0", sha256="e53e38b3a4afe6d1132de62b7400a4ac363452dc5dfcf8d88e8e0cce663c68aa")
 
-    depends_on("py-setuptools", type=("build", "run"))
-    depends_on("py-pytest-runner", type="build", when="@3.0.2")
+    depends_on("python@3.6:", when="@5:", type=("build", "run"))
     depends_on("python@2.7:2.8,3.5:", when="@4:", type=("build", "run"))
+    depends_on("py-setuptools", type=("build", "run"))
+    depends_on("py-pytest-runner", when="@3", type="build")