diff --git a/home/Vanguard.nix b/home/Vanguard.nix
index 60095f1e..57bc24a4 100644
--- a/home/Vanguard.nix
+++ b/home/Vanguard.nix
@@ -11,6 +11,7 @@
         mode = "2560x1440@120Hz";
         scale = "1.33";
         position = "1920 0";
+        adaptive_sync = "on";
       };
       "Acer Technologies ED270R TJMEE0043W01" = {
         mode = "1920x1080@120Hz";