diff --git a/home-manager/progs/niri.nix b/home-manager/progs/niri.nix
index 2e99dac..39b38e1 100644
--- a/home-manager/progs/niri.nix
+++ b/home-manager/progs/niri.nix
@@ -29,6 +29,10 @@
         };
       };
 
+      clipboard = {
+        disable-primary = true;
+      };
+
       environment = {
         DISPLAY = ":0";
       };