diff --git a/core/dbobject.class.php b/core/dbobject.class.php
index 34aa86437..ea2233d77 100644
--- a/core/dbobject.class.php
+++ b/core/dbobject.class.php
@@ -2085,16 +2085,18 @@ abstract class DBObject implements iDisplay
 	}
 
 	/**
-     * @internal
-     *
-	 * @param string $sUniquenessRuleId uniqueness rule ID
-	 * @param array $aUniquenessRuleProperties uniqueness rule properties
+     * @api
+     * @param array $aUniquenessRuleProperties uniqueness rule properties
 	 *
+     * @param string $sUniquenessRuleId uniqueness rule ID
 	 * @return \DBSearch
-	 * @throws \CoreException
 	 * @throws \OQLException
+     * @throws \CoreException
+     *
 	 * @since 2.6.0 N°659 uniqueness constraint
-	 * @api
+     * @since 2.7.11 3.1.2 3.2.0 N°4314 Fix Uniqueness rules not working with Silo
+     *
+     * @internal
 	 */
 	protected function GetSearchForUniquenessRule($sUniquenessRuleId, $aUniquenessRuleProperties)
 	{
@@ -2124,8 +2126,10 @@ abstract class DBObject implements iDisplay
 			$oUniquenessQuery->AddConditionForInOperatorUsingParam('finalclass', $aChildClassesWithRuleDisabled, false);
 		}
 
-		return $oUniquenessQuery;
-	}
+        $oUniquenessQuery->AllowAllData();
+
+        return $oUniquenessQuery;
+    }
 
 	/**
 	 * Check integrity rules (before inserting or updating the object)