diff --git a/hw/m48t59.c b/hw/m48t59.c
index 401b9693e1..0cc361eedc 100644
--- a/hw/m48t59.c
+++ b/hw/m48t59.c
@@ -50,8 +50,6 @@
  */
 
 struct M48t59State {
-    /* Model parameters */
-    uint32_t type; // 2 = m48t02, 8 = m48t08, 59 = m48t59
     /* Hardware parameters */
     qemu_irq IRQ;
     uint32_t io_base;
@@ -64,9 +62,12 @@ struct M48t59State {
     struct QEMUTimer *alrm_timer;
     struct QEMUTimer *wd_timer;
     /* NVRAM storage */
-    uint8_t  lock;
-    uint16_t addr;
     uint8_t *buffer;
+    /* Model parameters */
+    uint32_t type; /* 2 = m48t02, 8 = m48t08, 59 = m48t59 */
+    /* NVRAM storage */
+    uint16_t addr;
+    uint8_t  lock;
 };
 
 typedef struct M48t59ISAState {