diff --git a/pkgs/by-name/ce/ceph/python-env.nix b/pkgs/by-name/ce/ceph/python-env.nix
index 8d50840196aa..78c5df5a17f2 100644
--- a/pkgs/by-name/ce/ceph/python-env.nix
+++ b/pkgs/by-name/ce/ceph/python-env.nix
@@ -43,6 +43,9 @@ ceph-python.withPackages (
     cryptography
     jsonpatch
 
+    # src/pybind/mgr/dashboard/services/sso.py
+    python3-saml
+
     # src/tools/cephfs/shell/setup.py
     cmd2
     colorama