diff --git a/modules/Vtiger/models/ModuleMeta.php b/modules/Vtiger/models/ModuleMeta.php
index 7c19e7507e6ba0ae577ac83371d2f154d8912103..ab100920843a0139dd3cbb5cf26267cdd1ae2a6d 100644
--- a/modules/Vtiger/models/ModuleMeta.php
+++ b/modules/Vtiger/models/ModuleMeta.php
@@ -85,7 +85,7 @@ class Vtiger_ModuleMeta_Model extends Vtiger_Base_Model {
 		$accessibleFields = $this->getAccessibleFields($this->moduleName);
 		$mergableFields = array();
 		foreach($accessibleFields as $fieldName => $fieldInstance) {
-			if($fieldInstance->getPresence() == 1) { 
+			if(intval($fieldInstance->getPresence()) === 1) { 
                             continue;
 			}
 			// We need to avoid Last Modified by or any such User reference field