diff --git a/cv b/cv
index dcf874e..651fc9f 100755
--- a/cv
+++ b/cv
@@ -10,7 +10,7 @@ country=$1
 [ -z $ydate ] && ydate=$(date -d yesterday $dfmt)
 
 # Get yesterday's stats for queries after midnight.
-if [ "$2" == "yesterday" ]
+if [ ! -z $2 ]
 then
 	date=$(date -d yesterday $dfmt)
 	ydate=$(date -d "2 days ago" $dfmt)