diff --git a/channels.nix b/channels.nix
index 2773cfd8..9a29e8bd 100644
--- a/channels.nix
+++ b/channels.nix
@@ -11,7 +11,5 @@ in
 rec {
   hera = nixos-20-09;
   apollo = nixos-20-09;
-  cloud = hera;
   chor-cloud = hera;
-  mail = hera;
 }