diff --git a/sssg.sh b/sssg.sh
index fd993d1..c70b42a 100755
--- a/sssg.sh
+++ b/sssg.sh
@@ -40,7 +40,10 @@ function parse {
 			sed -n "1,$end_line{p}" $1 >> _site/$1
 		else
 			start_line="$(expr ${last_find%%:*} + 1)"
-			sed -n "$start_line,$end_line{p}" $1 >> _site/$1
+			if [ $start_line -le $end_line ]
+			then
+				sed -n "$start_line,$end_line{p}" $1 >> _site/$1
+			fi
 		fi
 		#inc_file="$(sed "$i!d" $1)"
 		inc_file=${i#*:}