diff --git a/modules/actual-server/default.nix b/modules/actual-server/default.nix
index 2e7280f..18e93c6 100644
--- a/modules/actual-server/default.nix
+++ b/modules/actual-server/default.nix
@@ -8,9 +8,12 @@
     after = [ "network.target" ];
     wantedBy = [ "multi-user.target" ];
     description = "user service for the actual budgeting server instance";
+    environment = {
+      ACTUAL_PORT = 9002;
+    };
     serviceConfig = {
-      type = "simple";
-      ExecStart = "ACTUAL_PORT=9002 ${pkgs.actual-server}";
+      Type = "simple";
+      ExecStart = "${pkgs.actual-server}";
       Restart = "on-failure";
       RestartSec = 3;
     };