diff --git a/modules/hosts/nixos.nix b/modules/hosts/nixos.nix
index aedca1e..2763a65 100644
--- a/modules/hosts/nixos.nix
+++ b/modules/hosts/nixos.nix
@@ -121,6 +121,11 @@ in {
       inputGroupUsers = [flakeConfig.username];
     };
 
+    # keep gsfd + gsf tui on same per-user runtime stats file
+    systemd.user.services.gsfd.serviceConfig.Environment = lib.mkAfter [
+      "GSF_STATS_PATH=%t/gsf-speed.txt"
+    ];
+
     # Programs
 
     # Allow unfree