diff --git a/scripts/bitwarden.sh b/scripts/bitwarden.sh
index 79f4b768ef..d52068bdcd 100755
--- a/scripts/bitwarden.sh
+++ b/scripts/bitwarden.sh
@@ -22,7 +22,7 @@ EOF
 # Setup
 
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-SCRIPT_NAME=`basename "$0"`
+SCRIPT_NAME=$(basename "$0")
 SCRIPT_PATH="$DIR/$SCRIPT_NAME"
 OUTPUT="$DIR/bwdata"
 if [ $# -eq 2 ]