diff --git a/nixos/modules/services/network-filesystems/drbd.nix b/nixos/modules/services/network-filesystems/drbd.nix
index 916e7eaaaa94..c730e0b34e90 100644
--- a/nixos/modules/services/network-filesystems/drbd.nix
+++ b/nixos/modules/services/network-filesystems/drbd.nix
@@ -47,19 +47,17 @@ let cfg = config.services.drbd; in
         options drbd usermode_helper=/run/current-system/sw/bin/drbdadm
       '';
 
-    environment.etc.drbd.conf =
+    environment.etc."drbd.conf" =
       { source = pkgs.writeText "drbd.conf" cfg.config; };
 
     systemd.services.drbd = {
       after = [ "systemd-udev.settle.service" "network.target" ];
       wants = [ "systemd-udev.settle.service" ];
       wantedBy = [ "multi-user.target" ];
-      script = ''
-        ${pkgs.drbd}/sbin/drbdadm up all
-      '';
-      serviceConfig.ExecStop = ''
-        ${pkgs.drbd}/sbin/drbdadm down all
-      '';
+      serviceConfig = {
+        ExecStart = "${pkgs.drbd}/sbin/drbdadm up all";
+        ExecStop = "${pkgs.drbd}/sbin/drbdadm down all";
+      };
     };
   };
 }