diff --git a/hosts/hainich/services/syncthing.nix b/hosts/hainich/services/syncthing.nix
index 4ac3110..72382e9 100644
--- a/hosts/hainich/services/syncthing.nix
+++ b/hosts/hainich/services/syncthing.nix
@@ -1,9 +1,30 @@
 { config, lib, pkgs, ... }:
 {
-services.syncthing = {
-	enable = true;
-	relay.enable = false;
-	openDefaultPorts = true;
-	guiAddress = "127.0.0.1:8384";
+	services.syncthing = {
+		enable = true;
+		relay.enable = false;
+		openDefaultPorts = true;
+		declarative = {
+			devices = {
+				txsbcct = {
+   				addresses = []; # empty = dynamic
+    				id = "A6SRBZL-CP627PX-4QA55B7-QKJXOMO-UJDXQIV-77OK57V-RXO3CUQ-JIHX7AC";
+  				};
+ 			 };
+
+			folders = {
+				"/var/lib/syncthing/hacc" = {
+    				id = "qt2ly-xvvvs";
+    				devices = [ "txsbcct" ];
+					type = "receiveonly";
+					versioning = {
+      				type = "simple";
+      				params.keep = "10";
+    				};
+  				};
+  			};
+
+		};
+
 	};
 }