diff --git a/src/class/dfu/dfu_device.c b/src/class/dfu/dfu_device.c
index ae056b441..a7a8f578c 100644
--- a/src/class/dfu/dfu_device.c
+++ b/src/class/dfu/dfu_device.c
@@ -42,7 +42,7 @@
 //--------------------------------------------------------------------+
 // INTERNAL OBJECT & FUNCTION DECLARATION
 //--------------------------------------------------------------------+
-typedef struct TU_ATTR_PACKED
+typedef struct
 {
     dfu_device_status_t status;
     dfu_state_t state;