diff --git a/day_05/src/main.rs b/day_05/src/main.rs
index 6329106..186b2f7 100644
--- a/day_05/src/main.rs
+++ b/day_05/src/main.rs
@@ -1,3 +1,7 @@
+// https://adventofcode.com/2024/day/5
+//
+// Run command: cargo run ./input.txt
+
 use std::{
     collections::{HashMap, HashSet},
     env,
diff --git a/day_06/src/main.rs b/day_06/src/main.rs
index e706463..7043793 100644
--- a/day_06/src/main.rs
+++ b/day_06/src/main.rs
@@ -1,3 +1,7 @@
+// https://adventofcode.com/2024/day/6
+//
+// Run command: cargo run ./input.txt
+
 use std::{
     env,
     error::Error,