diff --git a/docker/create_user b/docker/create_user
index a327e1d..68804c5 100755
--- a/docker/create_user
+++ b/docker/create_user
@@ -12,5 +12,5 @@ if [ -z "$2" ]; then
     htpasswd -B $PASSWORD_FILE $1
 else
     # read password from command line
-    htpasswd -B -b $PASSWORD_FILE $1 $2
+    htpasswd -B -b $PASSWORD_FILE $1 "$2"
 fi