diff --git a/core/attributedef.class.inc.php b/core/attributedef.class.inc.php
index 361998acf4..a3004e048d 100644
--- a/core/attributedef.class.inc.php
+++ b/core/attributedef.class.inc.php
@@ -2769,7 +2769,7 @@ class AttributeDecimal extends AttributeDBField
 
 		if (!is_null($value) && ($value !== ''))
 		{
-			$value = sprintf("%01.".$this->Get('decimals')."f", $value);
+			$value = sprintf("%01.".$this->Get('decimals')."F", $value);
 		}
 		return $value; // null or string
 	}