diff --git a/hosts/gerrit01/default.nix b/hosts/gerrit01/default.nix
index 085dce7..6f25c9c 100755
--- a/hosts/gerrit01/default.nix
+++ b/hosts/gerrit01/default.nix
@@ -61,6 +61,8 @@
   {
     enable = true;
 
+    stateDirectory = "/gerrit-data/ows";
+
     pushUrl = "ssh://ows_bot@cl.forkos.org:29418/nixpkgs";
     deployKeyPath = config.age.secrets.ows-deploy-key.path;
 
diff --git a/services/gerrit/one-way-sync.nix b/services/gerrit/one-way-sync.nix
index 39570b0..b0a5ef8 100644
--- a/services/gerrit/one-way-sync.nix
+++ b/services/gerrit/one-way-sync.nix
@@ -71,6 +71,12 @@ in
       description = "Working directory for the service";
     };
 
+    stateDirectory = mkOption {
+      type = types.str;
+      default = "/var/lib/onewaysync";
+      description = "State directory where the copies of nixpkgs are stored";
+    };
+
     pushUrl = mkOption {
       type = types.str;
       example = "ssh://...";
@@ -119,6 +125,10 @@ in
   };
 
   config = mkIf cfg.enable {
+    fileSystems."/var/lib/onewaysync" = mkIf (cfg.stateDirectory != "/var/lib/onewaysync") {
+      device = cfg.stateDirectory;
+      options = [ "bind" ];
+    };
     systemd.timers = mapAttrs' (name: value: {
       name = "ows-${name}";
       value = mkSyncTimer name value;