diff --git a/pkgs/development/python-modules/sshtunnel/default.nix b/pkgs/development/python-modules/sshtunnel/default.nix
index 08d6bf114082..c119e971e965 100644
--- a/pkgs/development/python-modules/sshtunnel/default.nix
+++ b/pkgs/development/python-modules/sshtunnel/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
   ];
 
   meta = with lib; {
+    broken = true; # incompatible with paramiko 4.0 https://github.com/pahaz/sshtunnel/issues/299
     description = "Pure python SSH tunnels";
     mainProgram = "sshtunnel";
     homepage = "https://github.com/pahaz/sshtunnel";