diff --git a/journal.sh b/journal.sh
index 903440f..111370f 100755
--- a/journal.sh
+++ b/journal.sh
@@ -1,5 +1,14 @@
 #!/usr/bin/env zsh
 
+# ====
+# journal.sh
+# Manages a simple journaling system.
+#
+# Written for Mac
+# 
+# Uses GNU coreutils, gdate, gsed, etc.
+# ====
+
 set_dates() {
   nowtime=$(gdate "+%H:%M") || exit
   day=$(gdate "+%A" -d "$*") || exit