diff --git a/nixos/modules/services/networking/strongswan-swanctl/strongswan-params.nix b/nixos/modules/services/networking/strongswan-swanctl/strongswan-params.nix
index 90828642da0..249aa22b29e 100644
--- a/nixos/modules/services/networking/strongswan-swanctl/strongswan-params.nix
+++ b/nixos/modules/services/networking/strongswan-swanctl/strongswan-params.nix
@@ -28,7 +28,8 @@ in {
     '';
   };
 
-  charon = charonParams;
+  # Since we only use charon-systemd we don't need to generate options for charon.
+  # charon = charonParams;
 
   charon-nm = {
     ca_dir = mkStrParam "<default>" ''