diff --git a/release.nix b/release.nix
index 4612e94ded91..d291e21b8dd3 100644
--- a/release.nix
+++ b/release.nix
@@ -54,6 +54,7 @@ let
           platform = system;
           compressImage = true;
           nixpkgsPath = nixpkgs.path;
+          relName = "nixos-${builtins.readFile ./VERSION}${if !officialRelease then "pre${toString nixosSrc.rev}" else ""}";
         }).rescueCD;
 
       in