diff --git a/mdbook/src/15-interrupts/README.md b/mdbook/src/15-interrupts/README.md
index aa9ec89..7c82b50 100644
--- a/mdbook/src/15-interrupts/README.md
+++ b/mdbook/src/15-interrupts/README.md
@@ -27,7 +27,7 @@ Let's define an ISR and configure an interrupt to "poke" the MB2 when Button A i
 {{#include examples/poke.rs}}
 ```
 
-The ISR handler function is "special". The name `GPIOTE` is required here, indicating
+The ISR handler function is "special". The name `GPIOTE` (GPIO Tasks and Events) is required here, indicating
 that this ISR should be stored at the entry for the `GPIOTE` interrupt in the interrupt table.
 
 The `#[interrupt]` decoration is used at compile time to mark a function to be treated specially as
@@ -72,4 +72,4 @@ Normally, once an ISR is complete the main program continues running just as it
 [NVIC and Interrupt Priority]: nvic-and-interrupt-priority.html
 [Registers]: ../09-registers/index.html
 [Rust Playground]: https://play.rust-lang.org/?version=stable&mode=debug&edition=2024
-[Rust book]: https://doc.rust-lang.org/book/ch20-05-macros.html
\ No newline at end of file
+[Rust book]: https://doc.rust-lang.org/book/ch20-05-macros.html