diff --git a/embedded-workshop-book/src/pac-exercise.md b/embedded-workshop-book/src/pac-exercise.md
index 7f66e4a..8f30861 100644
--- a/embedded-workshop-book/src/pac-exercise.md
+++ b/embedded-workshop-book/src/pac-exercise.md
@@ -1,5 +1,5 @@
 # Generating and Using a PAC
 
-In this module you will learn how to generate a PAC (Peripheral Access Crate) from an SVD file, read it's documentation and write a small program that enables the UARTE0 register. 
+In this module you will learn how to generate a PAC (Peripheral Access Crate) from an SVD file, read its documentation and write a small program that enables the UARTE0 peripheral.