diff --git a/scripts/.local/share/scripts/peerflix b/scripts/.local/share/scripts/peerflix
index f016ede..5711598 100755
--- a/scripts/.local/share/scripts/peerflix
+++ b/scripts/.local/share/scripts/peerflix
@@ -5,7 +5,8 @@ player=mpv
 data_file=$HOME/Documents/Misc/peerflix-db.csv
 
 parse_csv() {
-    show_name=$(echo "$1" | cut -d "=" -f 3 | awk -F "S[0-9]|[S|s]eason|[C|c]omplete" '{print $1}' | tr -d "[:digit:]%" | tr +. " " | sed -e 's/[[:space:]]*$//')
+    show_name=$(echo "$1" | cut -d "=" -f 3 | awk -F "S[0-9]|[S|s]eason|[C|c]omplete" '{print $1}' |
+        tr -d "[:digit:]" | tr "[:punct:]" " " | sed -e 's/[[:space:]]*$//')
     episode=$(awk -F ',' -v var="$show_name" '$1 ~ var {print $2}' "$data_file")
     line_number=$(awk -F ',' -v var="$show_name" '$1 ~ var {print NR}' "$data_file")
 }
@@ -15,6 +16,15 @@ increment_episode() {
     sed -e "$line_number s/$episode/$next_episode/" -i "$data_file"
 }
 
+usage() {
+    echo "Usage: peerflix <magnet link>"
+    exit 1
+}
+
+if [ $# -ne 1 ]; then
+    usage
+fi
+
 parse_csv "$1"
 if [ -z "$episode" ]; then
     webtorrent download "$1" -s -o "$directory" --"$player"