diff --git a/libdfu/dfu-element.c b/libdfu/dfu-element.c
index 3e185d6ef..ea024fc0c 100644
--- a/libdfu/dfu-element.c
+++ b/libdfu/dfu-element.c
@@ -133,11 +133,11 @@ dfu_element_get_contents (DfuElement *element)
  *
  * Since: 0.5.4
  **/
-guint8
+guint32
 dfu_element_get_address (DfuElement *element)
 {
 	DfuElementPrivate *priv = GET_PRIVATE (element);
-	g_return_val_if_fail (DFU_IS_ELEMENT (element), 0xff);
+	g_return_val_if_fail (DFU_IS_ELEMENT (element), 0x00);
 	return priv->address;
 }
 
@@ -173,7 +173,7 @@ dfu_element_set_contents (DfuElement *element, GBytes *contents)
  * Since: 0.5.4
  **/
 void
-dfu_element_set_address (DfuElement *element, guint8 address)
+dfu_element_set_address (DfuElement *element, guint32 address)
 {
 	DfuElementPrivate *priv = GET_PRIVATE (element);
 	g_return_if_fail (DFU_IS_ELEMENT (element));
diff --git a/libdfu/dfu-element.h b/libdfu/dfu-element.h
index 127505b2b..bc10c7c27 100644
--- a/libdfu/dfu-element.h
+++ b/libdfu/dfu-element.h
@@ -38,12 +38,12 @@ struct _DfuElementClass
 DfuElement	*dfu_element_new		(void);
 
 GBytes		*dfu_element_get_contents	(DfuElement	*element);
-guint8		 dfu_element_get_address	(DfuElement	*element);
+guint32		 dfu_element_get_address	(DfuElement	*element);
 
 void		 dfu_element_set_contents	(DfuElement	*element,
 						 GBytes		*contents);
 void		 dfu_element_set_address	(DfuElement	*element,
-						 guint8		 address);
+						 guint32	 address);
 void		 dfu_element_set_target_size	(DfuElement	*element,
 						 guint32	 target_size);