diff --git a/hosts/default/home.nix b/hosts/default/home.nix
index 398e5d3..0a7c0a6 100644
--- a/hosts/default/home.nix
+++ b/hosts/default/home.nix
@@ -53,6 +53,8 @@
         editor.cursor-shape.insert = "bar";
         editor.line-number = "relative";
         editor.idle-timeout = 0;
+        keys.normal."X" = ["extend_line_up" "extend_to_line_bounds"];
+        keys.select."X" = ["extend_line_up" "extend_to_line_bounds"];
       };
     };