diff --git a/CAD/pleaseRead.txt b/CAD/pleaseRead.txt
index 1a3a44af..3deacdd7 100644
--- a/CAD/pleaseRead.txt
+++ b/CAD/pleaseRead.txt
@@ -1 +1 @@
-Numberation of CAD files difffers from the STL files. Please refer to the names of the parts to find the right one
+Numberation of CAD files differs from the STL files. Please refer to the names of the parts to find the right one