diff --git a/modules/services/scheduling/atd.nix b/modules/services/scheduling/atd.nix
index 2934e2117c7..3c3aca6f5a2 100644
--- a/modules/services/scheduling/atd.nix
+++ b/modules/services/scheduling/atd.nix
@@ -99,9 +99,7 @@ in
             fi
           '';
 
-        daemonType = "fork";
-
-        exec = "${at}/sbin/atd";
+        exec = "${at}/sbin/atd -f";
       };
 
   };