--- a/usr/lib/byobu/session
+++ b/usr/lib/byobu/session
@@ -34,7 +34,7 @@ __session() {
 			fi
 		;;
 		screen)
-			local count=$(screen -ls | grep "^        .*\)$" | wc -l)
+			local count=$(screen -ls | grep "^\s\+.*)$" | wc -l)
 			if [ $count -gt 1 ]; then
 				color u W k; printf "${ICON_SESSION}%S"; color --
 			else