diff --git a/scripts/mysql_fix_privilege_tables.sh b/scripts/mysql_fix_privilege_tables.sh
index 526b7ac91b3..7ba42e560bb 100644
--- a/scripts/mysql_fix_privilege_tables.sh
+++ b/scripts/mysql_fix_privilege_tables.sh
@@ -4,7 +4,7 @@ root_password="$1"
 host="localhost"
 user="root"
 
-if test -z $1 ; then
+if test -z "$1" ; then
   cmd="@bindir@/mysql -f --user=$user --host=$host mysql"
 else
   root_password="$1"