diff --git a/forms/CheckboxField.php b/forms/CheckboxField.php
index 864304f2d..af35f25a6 100755
--- a/forms/CheckboxField.php
+++ b/forms/CheckboxField.php
@@ -19,7 +19,7 @@ class CheckboxField extends FormField {
 			'class' => ($this->extraClass() ? $this->extraClass() : ''),
 			'id' => $this->id(),
 			'name' => $this->Name(),
-			'value' => 1,
+			'checked' => $this->value ? 'checked' : '',
 			'tabindex' => $this->getTabIndex()
 		);