diff -ur 3.0.16_original/psycopg-3.0.16/psycopg/setup.py 3.0.16/psycopg-3.0.16/psycopg/setup.py
--- 3.0.16_original/psycopg-3.0.16/psycopg/setup.py	2022-08-04 09:58:06.504188489 +0200
+++ 3.0.16/psycopg-3.0.16/psycopg/setup.py	2022-08-04 09:58:18.283216078 +0200
@@ -38,20 +38,17 @@
     # Requirements to run the test suite
     "test": [
         "mypy >= 0.920, != 0.930, != 0.931",
-        "pproxy >= 2.7",
-        "pytest >= 6.2.5",
+        "pytest",
         # 0.16 is still needed to support Python 3.6.
         # Only pinned in Psycopg 3.0.x as Psycopg 3.1.x is Py >= 3.7 only.
         # - 0.17 requires asyncio_mode in config or it fails with a warning.
         # - 0.16 fails if asyncio_mode is in the config.
-        "pytest-asyncio >= 0.16, < 0.17",
-        "pytest-cov >= 3.0",
-        "pytest-randomly >= 3.10",
+        "pytest-asyncio",
+        "pytest-randomly",
     ],
     # Requirements needed for development
     "dev": [
         "black >= 22.3.0",
-        "dnspython >= 2.1",
         "flake8 >= 4.0",
         "mypy >= 0.920, != 0.930, != 0.931",
         "types-setuptools >= 57.4",