Improve aoc script

1 files changed, 1 insertions, 1 deletions

diff --git a/aoc b/aoc
index e04ddf6..8074537 100755
--- a/aoc
+++ b/aoc
@@ -4,7 +4,7 @@ DAY="${1}"
 INPUT="${2:-input.txt}"
 
 if [ -z "${DAY}" ]; then
-    echo "usage: ${0} day01"
+    echo "usage: ${0} <daydir> [inputfile]"
     exit 1
 fi