diff --git a/services/p2pool.nix b/services/p2pool.nix
index c4ce382..9953d62 100644
--- a/services/p2pool.nix
+++ b/services/p2pool.nix
@@ -26,7 +26,7 @@ in
     rpcPort = service_configs.ports.monero_rpc;
     zmqPort = service_configs.ports.monero_zmq;
     extraArgs = [
-      "--stratum 0.0.0.0:${builtins.toString service_configs.ports.p2pool_stratum}"
+      " --stratum 0.0.0.0:${builtins.toString service_configs.ports.p2pool_stratum}"
     ];
   };