diff --git a/admin/addcategory.php b/admin/addcategory.php
index 30c6970fed..8092ead8a8 100644
--- a/admin/addcategory.php
+++ b/admin/addcategory.php
@@ -50,7 +50,7 @@
 
 		if ($cat_main && $cat_parent)
 		{
-			$main = $c->return_main($cat_parent);
+			$main = $c->id2name($cat_parent,'main');
 			if ($main != $cat_main)
 			{
 				$error[$errorcount++] = lang('You have selected an invalid main category !');
diff --git a/admin/editcategory.php b/admin/editcategory.php
index 8b8b2d2277..142ca60bec 100644
--- a/admin/editcategory.php
+++ b/admin/editcategory.php
@@ -63,7 +63,7 @@
 
 		if ($cat_main && $cat_parent)
 		{
-			$main = $c->return_main($cat_parent);
+			$main = $c->id2name($cat_parent,'main');
 			if ($main != $cat_main)
 			{
 				$error[$errorcount++] = lang('You have selected an invalid main category !');
diff --git a/preferences/addcategory.php b/preferences/addcategory.php
index 9349913b87..eed3699398 100644
--- a/preferences/addcategory.php
+++ b/preferences/addcategory.php
@@ -64,7 +64,7 @@
 
 		if ($cat_main && $cat_parent) 
 		{
-			$main = $c->return_main($cat_parent);
+			$main = $c->id2name($cat_parent,'main');
 			if ($main != $cat_main)
 			{
 				$error[$errorcount++] = lang('You have selected an invalid main category');
diff --git a/preferences/editcategory.php b/preferences/editcategory.php
index fda95e49fe..a135fdf7d3 100644
--- a/preferences/editcategory.php
+++ b/preferences/editcategory.php
@@ -69,7 +69,7 @@
 
 		if ($cat_main && $cat_parent)
 		{
-			$main = $c->return_main($cat_parent);
+			$main = $c->id2name($cat_parent,'main');
 			if ($main != $cat_main)
 			{
 				$error[$errorcount++] = lang('You have selected an invalid main category');