diff --git a/core/attributedef.class.inc.php b/core/attributedef.class.inc.php
index afc52329bc..76857d3208 100644
--- a/core/attributedef.class.inc.php
+++ b/core/attributedef.class.inc.php
@@ -897,6 +897,19 @@ abstract class AttributeDefinition
 		return null;
 	}
 
+	public function TrimValue(string $sValue)
+	{
+		$iMaxSize = $this->GetMaxSize();
+		$sLength = mb_strlen($sValue);
+		if ($iMaxSize && ($sLength > $iMaxSize)) {
+			$sMessage = " -truncated ($sLength chars)";
+
+			return mb_substr($sValue, 0, $iMaxSize - mb_strlen($sMessage)).$sMessage;
+		}
+
+		return $sValue;
+	}
+
 	/**
 	 * @return mixed|null
 	 * @deprecated never used
@@ -4219,6 +4232,21 @@ class AttributeText extends AttributeString
 		return "TEXT".CMDBSource::GetSqlStringColumnDefinition();
 	}
 
+	public function TrimValue(string $sValue)
+	{
+		$iMaxSize = $this->GetMaxSize();
+		$sLength = strlen($sValue);
+		if ($iMaxSize && ($sLength > $iMaxSize)) {
+			$sMessage = " -truncated ($sLength chars)";
+			$sVal = substr($sValue, 0, $iMaxSize - strlen($sMessage));
+
+			//executes the "mb_substr" function to ensure a character is not truncated in the middle.
+			return mb_substr($sValue, 0, mb_strlen($sVal) - 1).$sMessage;
+		}
+
+		return $sValue;
+	}
+
 	public function GetSQLColumns($bFullSpec = false)
 	{
 		$aColumns = [];
diff --git a/core/dbobject.class.php b/core/dbobject.class.php
index 0db1783d9c..d4b3440ef0 100644
--- a/core/dbobject.class.php
+++ b/core/dbobject.class.php
@@ -732,13 +732,8 @@ abstract class DBObject implements iDisplay
 	public function SetTrim($sAttCode, $sValue)
 	{
 		$oAttDef = MetaModel::GetAttributeDef(get_class($this), $sAttCode);
-		$iMaxSize = $oAttDef->GetMaxSize();
-		$sLength = mb_strlen($sValue);
-		if ($iMaxSize && ($sLength > $iMaxSize)) {
-			$sMessage = " -truncated ($sLength chars)";
-			$sValue = mb_substr($sValue, 0, $iMaxSize - mb_strlen($sMessage)).$sMessage;
-		}
-		$this->Set($sAttCode, $sValue);
+
+		$this->Set($sAttCode, $oAttDef->TrimValue($sValue));
 	}
 
 	/**