diff --git a/setup.cfg b/setup.cfg
index b20107af9..f14c78749 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -93,6 +93,8 @@ install_requires =
     selinux; sys_platform=="linux"
 
 [options.extras_require]
+# WARNING: do not add pre-release versions in constraints as pip would start
+# installing any pre-release once you do this.
 docs =
     simplejson
     Sphinx
@@ -116,7 +118,7 @@ test =
     pytest>=5.4.0, < 5.5
     testinfra >= 3.4.0
 lint =
-    ansible-lint >= 4.1.1a2, < 5
+    ansible-lint >= 4.2.0, < 5
     flake8 >= 3.6.0
     pre-commit >= 1.21.0
     yamllint >= 1.15.0