diff --git a/Ploopy-Mouse-Kit-Assembly.md b/Ploopy-Mouse-Kit-Assembly.md
index 0cecfa9..37e3b94 100644
--- a/Ploopy-Mouse-Kit-Assembly.md
+++ b/Ploopy-Mouse-Kit-Assembly.md
@@ -217,6 +217,7 @@ Prepare the following components:
 
 - This screw is a bit tricky to get in; you'll have to screw it in through a hole in the Body.
 - Again, take your time and be patient.
+- Note that, when properly installed, the "back" button will be slightly recessed into the body, and will not align with the "front" button. This is intentional.
 
 ## Step 22: Tighten all of the loose screws