Param fix at mail-archive

diff --git a/mail-archive b/mail-archive
index 79d652c5c57ade3264c96084bd6b89d577e597f5..55c58e48d1013850f33fedfbc95e42c834a6ee6d 100755 (executable)
--- a/mail-archive
+++ b/mail-archive
@@ -6,7 +6,7 @@
 # Setup.
 INBOX="INBOX"
 ZNBOX="ZNBOX"
-YEAR="${1:=`date +%Y`}"
+YEAR="${1:-`date +%Y`}"
 mkdir -p ~/mail/$ZNBOX/$YEAR/
 
 # Archive mail.