diff --git a/builtin/fstk/ui.lua b/builtin/fstk/ui.lua
index 44d2ab3d8..31b104ed3 100644
--- a/builtin/fstk/ui.lua
+++ b/builtin/fstk/ui.lua
@@ -118,7 +118,7 @@ function ui.update()
 
 		if (active_toplevel_ui_elements > 1) then
 			core.log("warning", "more than one active ui "..
-				"element, self most likely isn't intended")
+				"element, this most likely isn't intended")
 		end
 
 		if (active_toplevel_ui_elements == 0) then