diff --git a/optimize_mysql_tables-ND.sh b/optimize_mysql_tables-ND.sh
index c4d23c6..e752c08 100755
--- a/optimize_mysql_tables-ND.sh
+++ b/optimize_mysql_tables-ND.sh
@@ -157,10 +157,10 @@ else
 fi
 
 
-[[ -z "$mysql_credential_args" ]] && mysql_credential_args="--defaults-file=/usr/local/mysql/sys-maint.cnf"
+[[ -z "$mysql_credential_args" ]] && mysql_credential_args="$DEFAULT_MYSQL_CREDENTIAL_ARGS"
 
 if [[ ${#mysql_credential_args_arr[@]} -eq 0 ]]; then
-   [[ -z "$mysql_credential_args" ]] && mysql_credential_args="--defaults-file=/usr/local/mysql/sys-maint.cnf"
+   [[ -z "$mysql_credential_args" ]] && mysql_credential_args="$DEFAULT_MYSQL_CREDENTIAL_ARGS"
    mysql_credential_args_arr="default:$mysql_credential_args"
 fi
 
diff --git a/optimize_mysql_tables.sh b/optimize_mysql_tables.sh
index b68c4f0..47c3b74 100755
--- a/optimize_mysql_tables.sh
+++ b/optimize_mysql_tables.sh
@@ -157,10 +157,10 @@ else
 fi
 
 
-[[ -z "$mysql_credential_args" ]] && mysql_credential_args="--login-path=local"
+[[ -z "$mysql_credential_args" ]] && mysql_credential_args="$DEFAULT_MYSQL_CREDENTIAL_ARGS"
 
 if [[ ${#mysql_credential_args_arr[@]} -eq 0 ]]; then
-   [[ -z "$mysql_credential_args" ]] && mysql_credential_args="--login-path=local"
+   [[ -z "$mysql_credential_args" ]] && mysql_credential_args="$DEFAULT_MYSQL_CREDENTIAL_ARGS"
    mysql_credential_args_arr="default:$mysql_credential_args"
 fi