diff --git a/pkgs/development/python-modules/certbot-dns-rfc2136/default.nix b/pkgs/development/python-modules/certbot-dns-rfc2136/default.nix
index 58319625b1e7..ec360f4b1e6f 100644
--- a/pkgs/development/python-modules/certbot-dns-rfc2136/default.nix
+++ b/pkgs/development/python-modules/certbot-dns-rfc2136/default.nix
@@ -12,6 +12,8 @@ buildPythonPackage rec {
   inherit (certbot) src version;
   disabled = pythonOlder "3.6";
 
+  sourceRoot = "${src.name}/certbot-dns-rfc2136";
+
   propagatedBuildInputs = [
     acme
     certbot
@@ -22,9 +24,12 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
-  pytestFlagsArray = [ "-o cache_dir=$(mktemp -d)" ];
+  pytestFlagsArray = [
+    "-o cache_dir=$(mktemp -d)"
 
-  sourceRoot = "${src.name}/certbot-dns-rfc2136";
+    # Monitor https://github.com/certbot/certbot/issues/9606 for a solution
+    "-W 'ignore:pkg_resources is deprecated as an API:DeprecationWarning'"
+  ];
 
   meta = certbot.meta // {
     description = "RFC 2136 DNS Authenticator plugin for Certbot";