diff --git a/Ploopy-Trackball-Kit-Assembly.md b/Ploopy-Trackball-Kit-Assembly.md
index fcae299..e8fbdcb 100644
--- a/Ploopy-Trackball-Kit-Assembly.md
+++ b/Ploopy-Trackball-Kit-Assembly.md
@@ -176,7 +176,7 @@ Prepare the following parts:
 
 ![](https://lh3.googleusercontent.com/pw/ACtC-3fijOYKCNh7XkUZVXjB4Odn78-LEwPq_ymUKUmCb0IOw7zPgqan3EWCd1V5B15Y9wJNHlWIiy-jGEsnKir0CZdPciT_xt_J3bZgW-DqFoHkOu-twCQRgZJa1_H1vcWmEhrXnBoxEqeAhfzlvfXRbiPv=w1292-h969-no?authuser=0)
 
-- Use the included Allen key to clear the whole in the top
+- Use the included Allen key to clear the hole in the top
 - Twist the Allen key back and forth while it is inserted
 - Use a small amount of force; if the whole is loosened too much, the scroll wheel will jostle in an unpleasant way during regular use
 - Make sure that the Allen key is inserted all of the way into the hole, so as to clear or crush obstructions