diff --git a/__pkginfo__.py b/__pkginfo__.py
index e727fad8bd2d3fce0a9ba981ebf14745cbf1aed5..0e06bee5cd9eb7ffbc573d40ed29850c481f594f 100644
--- a/__pkginfo__.py
+++ b/__pkginfo__.py
@@ -43,21 +43,21 @@ author_email = "contact@logilab.fr"
 scripts = [join("bin", "logilab-pytest")]
 include_dirs = [join("test", "data")]
 
-install_requires = [
-    "setuptools",
-    "mypy-extensions",
-    "typing_extensions",
-]
+__depends__ = {
+    "setuptools": None,
+    "mypy-extensions": None,
+    "typing_extensions": None,
+}
 tests_require = [
     "pytz",
     "egenix-mx-base",
 ]
 
 if os.name == "nt":
-    install_requires.append("colorama")
+    __depends__["colorama"] = None
 
 if sys.version_info < (3, 8):
-    install_requires.append("importlib_metadata")
+    __depends__["importlib_metadata"] = None
 
 classifiers = [
     "Topic :: Utilities",
diff --git a/setup.py b/setup.py
index fdad0f7b90dd92fbb490517de550958e2adf7068..0fed7467c2157bc47aa1fdc742977298aa52336f 100644
--- a/setup.py
+++ b/setup.py
@@ -34,6 +34,11 @@ with open(path.join(here, "__pkginfo__.py")) as f:
 with open(path.join(here, "README.rst"), encoding="utf-8") as f:
     long_description = f.read()
 
+requires = {}
+for entry in ("__depends__",):  # "__recommends__"):
+    requires.update(pkginfo.get(entry, {}))
+install_requires = ["{0} {1}".format(d, v and v or "").strip() for d, v in requires.items()]
+
 setup(
     name=pkginfo["distname"],
     version=pkginfo["version"],
@@ -50,7 +55,7 @@ setup(
     include_package_data=True,
     namespace_packages=[pkginfo["subpackage_of"]],
     python_requires=">=3.6",
-    install_requires=pkginfo["install_requires"],
+    install_requires=install_requires,
     tests_require=pkginfo["tests_require"],
     scripts=pkginfo["scripts"],
 )