diff --git a/channels.nix b/channels.nix
index 9078e856..48b2c30e 100644
--- a/channels.nix
+++ b/channels.nix
@@ -36,6 +36,7 @@ rec {
     };
     "nixpkgs-unstable" = {
       job = "nixpkgs/unstable/unstable";
+      variant = "primary";
       status = "rolling";
     };