diff --git a/pkgs/by-name/pa/pacu/package.nix b/pkgs/by-name/pa/pacu/package.nix
index 91122b15a79d..b5513e94b0ef 100644
--- a/pkgs/by-name/pa/pacu/package.nix
+++ b/pkgs/by-name/pa/pacu/package.nix
@@ -27,6 +27,7 @@ in python.pkgs.buildPythonApplication rec {
     "dsnap"
     "sqlalchemy-utils"
     "sqlalchemy"
+    "pycognito"
     "urllib3"
   ];