diff --git a/inc/GlobalPaybacks.class.php b/inc/GlobalPaybacks.class.php
index d3e576b..0b314e0 100644
--- a/inc/GlobalPaybacks.class.php
+++ b/inc/GlobalPaybacks.class.php
@@ -83,10 +83,10 @@
             $this->date = DateTime::createFromFormat('Y-m-d H:i:s', $data['date']);
             $this->setClosed($data['closed']);
         }
-        
+
         // Override parent load() method
         // =============================
-        public function load($fields = NULL, $first_only = false) {
+        public function load($fields = NULL, $first_only = false, $key_array = 'id') {
             $return = parent::load($fields, $first_only); // Execute parent load
 
             if(is_array($return)) {
diff --git a/inc/Invoices.class.php b/inc/Invoices.class.php
index b12e099..90e5e08 100644
--- a/inc/Invoices.class.php
+++ b/inc/Invoices.class.php
@@ -125,10 +125,10 @@
 
             $this->date = DateTime::createFromFormat('Y-m-d H:i:s', $data['date']);
         }
-        
+
         // Override parent load() method
         // =============================
-        public function load($fields = NULL, $first_only = false) {
+        public function load($fields = NULL, $first_only = false, $key_array = 'id') {
             $return = parent::load($fields, $first_only); // Execute parent load
 
             if(is_array($return)) {
diff --git a/inc/UsersIn.class.php b/inc/UsersIn.class.php
index f740b1f..6eae1a8 100644
--- a/inc/UsersIn.class.php
+++ b/inc/UsersIn.class.php
@@ -65,7 +65,7 @@
 
         // Override load() method
         // ======================
-        public function load() {
+        public function load($fields = NULL, $first_only = false, $key_array = 'id') {
             $query = 'SELECT ';
 
             $i = false;
diff --git a/inc/UsersInGlobalPayback.class.php b/inc/UsersInGlobalPayback.class.php
index 478277b..688230f 100755
--- a/inc/UsersInGlobalPayback.class.php
+++ b/inc/UsersInGlobalPayback.class.php
@@ -86,7 +86,7 @@
 
         // Override load() method
         // ======================
-        public function load() {
+        public function load($fields = NULL, $first_only = false, $key_array = 'id') {
             $query = 'SELECT ';
 
             $i = false;