diff --git a/include/drivers/io/io_storage.h b/include/drivers/io/io_storage.h
index 50907ff..485ed8c 100644
--- a/include/drivers/io/io_storage.h
+++ b/include/drivers/io/io_storage.h
@@ -70,7 +70,7 @@
 /* Open a connection to a device */
 int io_dev_open(const struct io_dev_connector *dev_con,
 		const uintptr_t dev_spec,
-		uintptr_t *dev_handle);
+		uintptr_t *handle);
 
 
 /* Initialise a device explicitly - to permit lazy initialisation or