diff --git a/deck.sh b/deck.sh
index 92cd479..b0307bb 100755
--- a/deck.sh
+++ b/deck.sh
@@ -40,7 +40,11 @@ FILE_PATH=$(pwd)
 
 SIZE=$(stty size)
 WIDTH=$(printf "$SIZE" | cut -d' ' -f2)
+if [ "$WIDTH" = "" ]; then
+    WIDTH=1000
 HEIGHT=$(printf "$SIZE" | cut -d' ' -f1)
+if [ "$HEIGHT" = "" ]; then
+    HEIGHT=1000
 # echo $WIDTH $HEIGHT 
 oldifs=$IFS
 Back="Back" # Internal use, do not change