diff --git a/core/model/fieldtypes/Decimal.php b/core/model/fieldtypes/Decimal.php
index 488e3b2ac..a4226e82b 100644
--- a/core/model/fieldtypes/Decimal.php
+++ b/core/model/fieldtypes/Decimal.php
@@ -40,6 +40,10 @@ class Decimal extends DBField {
 	public function scaffoldFormField($title = null, $params = null) {
 		return new NumericField($this->name, $title);
 	}
+		
+	public function nullValue() {
+		return "0.00";
+	}
 
 	/**
 	 * Return an encoding of the given value suitable for inclusion in a SQL statement.