diff --git a/tree/.config/niri/config.kdl.tpl b/tree/.config/niri/config.kdl.tpl
index 9db7126..14e845c 100644
--- a/tree/.config/niri/config.kdl.tpl
+++ b/tree/.config/niri/config.kdl.tpl
@@ -29,6 +29,10 @@ input {
 {% end %}
 }
 
+clipboard {
+    disable-primary // disable middle-click paste
+}
+
 // https://gdthub.com/YaLTeR/niri/wiki/Configuration:-Outputs
 // `niri msg outputs`
 output "Microstep MSI MAG342CQR DB6H262101804" {