diff --git a/application/cmdbabstract.class.inc.php b/application/cmdbabstract.class.inc.php
index 75b88c6189..707c38226b 100644
--- a/application/cmdbabstract.class.inc.php
+++ b/application/cmdbabstract.class.inc.php
@@ -1744,7 +1744,7 @@ EOF
 				$aEventsList[] ='change';
 
 				$sPlaceholderValue = 'placeholder="'.htmlentities(AttributeDateTime::GetFormat()->ToPlaceholder(), ENT_QUOTES, 'UTF-8').'"';
-				$sHTMLValue = "<input title=\"$sHelpText\" class=\"datetime-pick\" type=\"text\" size=\"15\" $sPlaceholderValue name=\"attr_{$sFieldPrefix}{$sAttCode}{$sNameSuffix}\" value=\"".htmlentities($sDisplayValue, ENT_QUOTES, 'UTF-8')."\" id=\"$iId\"/>&nbsp;{$sValidationSpan}{$sReloadSpan}";
+				$sHTMLValue = "<input title=\"$sHelpText\" class=\"datetime-pick\" type=\"text\" size=\"19\" $sPlaceholderValue name=\"attr_{$sFieldPrefix}{$sAttCode}{$sNameSuffix}\" value=\"".htmlentities($sDisplayValue, ENT_QUOTES, 'UTF-8')."\" id=\"$iId\"/>&nbsp;{$sValidationSpan}{$sReloadSpan}";
 				break;
 
 				case 'Duration':