diff --git a/modules/services/networking/firewall.nix b/modules/services/networking/firewall.nix
index e6ae725f85f..7601fd1be43 100644
--- a/modules/services/networking/firewall.nix
+++ b/modules/services/networking/firewall.nix
@@ -178,7 +178,6 @@ in
         preStart =
           ''
             ${helpers}
-            set -x
 
             # Flush the old firewall rules.  !!! Ideally, updating the
             # firewall would be atomic.  Apparently that's possible