diff --git a/tree/.config/niri/config.kdl.tpl b/tree/.config/niri/config.kdl.tpl
index 1da38ff..59fb93d 100644
--- a/tree/.config/niri/config.kdl.tpl
+++ b/tree/.config/niri/config.kdl.tpl
@@ -332,6 +332,7 @@ binds {
 
     Mod+Return { spawn "alacritty"; }
     Mod+Plus { spawn "loginctl" "lock-session"; }
+    Mod+E { spawn "loginctl" "lock-session"; }
 
     // TODO: why do i have to use spawn-sh?
     Mod+D { spawn "dms" "ipc" "call" "widget" "toggle" "launcherButton"; }