diff --git a/src/keyboards/example/kb.c b/src/keyboards/example/kb.c
index ef78baa..dea1c17 100644
--- a/src/keyboards/example/kb.c
+++ b/src/keyboards/example/kb.c
@@ -1,17 +1,17 @@
 #include "report.h"
 #include "usb.h"
 
-void kb_send_report(report_keyboard_t *report)
+void kb_send_report(__xdata report_keyboard_t *report)
 {
     usb_send_report(report);
 }
 
-void kb_send_nkro(report_nkro_t *report)
+void kb_send_nkro(__xdata report_nkro_t *report)
 {
     usb_send_nkro(report);
 }
 
-void kb_send_extra(report_extra_t *report)
+void kb_send_extra(__xdata report_extra_t *report)
 {
     usb_send_extra(report);
 }
diff --git a/src/keyboards/eyooso-z11/kb.c b/src/keyboards/eyooso-z11/kb.c
index ef78baa..dea1c17 100644
--- a/src/keyboards/eyooso-z11/kb.c
+++ b/src/keyboards/eyooso-z11/kb.c
@@ -1,17 +1,17 @@
 #include "report.h"
 #include "usb.h"
 
-void kb_send_report(report_keyboard_t *report)
+void kb_send_report(__xdata report_keyboard_t *report)
 {
     usb_send_report(report);
 }
 
-void kb_send_nkro(report_nkro_t *report)
+void kb_send_nkro(__xdata report_nkro_t *report)
 {
     usb_send_nkro(report);
 }
 
-void kb_send_extra(report_extra_t *report)
+void kb_send_extra(__xdata report_extra_t *report)
 {
     usb_send_extra(report);
 }
diff --git a/src/platform/sh68f90a/usb.c b/src/platform/sh68f90a/usb.c
index 6cf5964..9c4ec08 100644
--- a/src/platform/sh68f90a/usb.c
+++ b/src/platform/sh68f90a/usb.c
@@ -357,7 +357,7 @@ void usb_init()
     IEN1 |= _EUSB;
 }
 
-void usb_send_report(report_keyboard_t *report)
+void usb_send_report(__xdata report_keyboard_t *report)
 {
     uint8_t timeout = 0;
     while (timeout < 255 && EP1CON & _IEP1RDY) {
@@ -371,7 +371,7 @@ void usb_send_report(report_keyboard_t *report)
     SET_EP1_IN_RDY;
 }
 
-void usb_send_nkro(report_nkro_t *report)
+void usb_send_nkro(__xdata report_nkro_t *report)
 {
     uint8_t timeout = 0;
     while (timeout < 255 && EP2CON & _IEP2RDY) {
@@ -385,7 +385,7 @@ void usb_send_nkro(report_nkro_t *report)
     SET_EP2_IN_RDY;
 }
 
-void usb_send_extra(report_extra_t *report)
+void usb_send_extra(__xdata report_extra_t *report)
 {
     uint8_t timeout = 0;
     while (timeout < 255 && EP2CON & _IEP2RDY) {
diff --git a/src/platform/sh68f90a/usb.h b/src/platform/sh68f90a/usb.h
index 4d098f3..d3914d3 100644
--- a/src/platform/sh68f90a/usb.h
+++ b/src/platform/sh68f90a/usb.h
@@ -10,9 +10,9 @@ enum {
 };
 
 void    usb_init();
-void    usb_send_report(report_keyboard_t *report);
-void    usb_send_nkro(report_nkro_t *report);
-void    usb_send_extra(report_extra_t *report);
+void    usb_send_report(__xdata report_keyboard_t *report);
+void    usb_send_nkro(__xdata report_nkro_t *report);
+void    usb_send_extra(__xdata report_extra_t *report);
 uint8_t usb_device_state_get_protocol();
 
 void usb_interrupt_handler() __interrupt(_INT_USB);
diff --git a/src/smk/host.c b/src/smk/host.c
index 9c1af80..b77d4b7 100644
--- a/src/smk/host.c
+++ b/src/smk/host.c
@@ -6,6 +6,8 @@
 static __xdata uint16_t last_system_usage   = 0;
 static __xdata uint16_t last_consumer_usage = 0;
 
+static __xdata report_extra_t extra_report;
+
 void host_keyboard_send(__xdata report_keyboard_t *report)
 {
     kb_send_report(report);
@@ -21,11 +23,10 @@ void host_system_send(uint16_t usage)
     if (usage == last_system_usage) return;
     last_system_usage = usage;
 
-    __xdata report_extra_t report = {
-        .report_id = REPORT_ID_SYSTEM,
-        .usage     = usage,
-    };
-    kb_send_extra(&report);
+    extra_report.report_id = REPORT_ID_SYSTEM;
+    extra_report.usage     = usage;
+
+    kb_send_extra(&extra_report);
 }
 
 void host_consumer_send(uint16_t usage)
@@ -33,9 +34,8 @@ void host_consumer_send(uint16_t usage)
     if (usage == last_consumer_usage) return;
     last_consumer_usage = usage;
 
-    __xdata report_extra_t report = {
-        .report_id = REPORT_ID_CONSUMER,
-        .usage     = usage,
-    };
-    kb_send_extra(&report);
+    extra_report.report_id = REPORT_ID_CONSUMER;
+    extra_report.usage     = usage;
+
+    kb_send_extra(&extra_report);
 }