diff --git a/nixos/common.nix b/nixos/common.nix
index bb2475f..a116989 100644
--- a/nixos/common.nix
+++ b/nixos/common.nix
@@ -100,7 +100,10 @@ in
   };
 
   services = {
-    openssh.enable = true;
+    openssh = {
+      enable = true;
+      settings.ClientAliveInterval = 300;
+    };
   };
 
   virtualisation.podman.enable = true;