diff --git a/pkgs/by-name/da/daytona-bin/package.nix b/pkgs/by-name/da/daytona-bin/package.nix
index bf26c54e94ea..d04b4f972fe9 100644
--- a/pkgs/by-name/da/daytona-bin/package.nix
+++ b/pkgs/by-name/da/daytona-bin/package.nix
@@ -30,7 +30,10 @@ stdenvNoCC.mkDerivation (finalAttrs: {
         };
       };
     in
-    fetchurl urls."${stdenvNoCC.hostPlatform.system}";
+    fetchurl (
+      urls."${stdenvNoCC.hostPlatform.system}"
+        or (throw "Unsupported system: ${stdenvNoCC.hostPlatform.system}")
+    );
 
   dontUnpack = true;