diff --git a/pkgs/development/tools/amazon-qldb-shell/default.nix b/pkgs/development/tools/amazon-qldb-shell/default.nix
index 351a8bf5fabc..0200f4e0fb3c 100644
--- a/pkgs/development/tools/amazon-qldb-shell/default.nix
+++ b/pkgs/development/tools/amazon-qldb-shell/default.nix
@@ -38,6 +38,8 @@ let
       license = licenses.asl20;
       maintainers = [ maintainers.terlar ];
       mainProgram = "qldb";
+      # See https://hydra.nixos.org/build/255146098/log.
+      broken = true; # Added 2024-04-06
     };
   };
 in