diff --git a/pkgs/tools/filesystems/ceph/default.nix b/pkgs/tools/filesystems/ceph/default.nix
index 34befedf18b7..43f11b37cbef 100644
--- a/pkgs/tools/filesystems/ceph/default.nix
+++ b/pkgs/tools/filesystems/ceph/default.nix
@@ -225,11 +225,11 @@ let
     cmd2
     colorama
   ]);
-  sitePackages = ceph-python-env.python.sitePackages;
+  inherit (ceph-python-env.python) sitePackages;
 
   version = "17.2.5";
   src = fetchurl {
-    url = "http://download.ceph.com/tarballs/ceph-${version}.tar.gz";
+    url = "https://download.ceph.com/tarballs/ceph-${version}.tar.gz";
     hash = "sha256-NiJpwUeROvh0siSaRoRrDm+C0s61CvRiIrbd7JmRspo=";
   };
 in rec {