diff --git a/README.md b/README.md
index 985d08f..40f2d43 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,8 @@ This repository contains solutions to puzzles found in Advent of Code 2023.
 
 # Usage
 
-Day one's code was written in Perl, and as such requires `perl`.
+* Day one: `perl a.pl` and `perl b.pl`
+* Day two: `perl a.pl` and `perl b.pl`
 
 # License