diff --git a/nekofetch b/nekofetch
index 3254ae1..3e561e4 100755
--- a/nekofetch
+++ b/nekofetch
@@ -51,7 +51,7 @@ else
     imgurl="https://nekos.life/api/v2/img/neko"
 fi
 
-if [ ! -z "$use_height" ]; then
+if [ -n "$use_height" ]; then
     height="$use_height"
 else
     height="$(($(stty size | awk '{print $1}') - 5))"