diff --git a/solutions/src/2022/22_alt.hs b/solutions/src/2022/22_alt.hs
index 8088b38..9a993f8 100644
--- a/solutions/src/2022/22_alt.hs
+++ b/solutions/src/2022/22_alt.hs
@@ -2,7 +2,7 @@
 {-|
 Module      : Main
 Description : Day 22 solution
-Copyright   : (c) Eric Mertens, 2022
+Copyright   : (c) Eric Mertens, 2024
 License     : ISC
 Maintainer  : emertens@gmail.com