diff --git a/src/hidpp20.c b/src/hidpp20.c
index 8966cc07..b31aed40 100644
--- a/src/hidpp20.c
+++ b/src/hidpp20.c
@@ -2572,6 +2572,7 @@ hidpp20_buttons_to_cpu(struct hidpp20_device *device,
 			break;
 		case HIDPP20_BUTTON_SPECIAL:
 			button->special.special = b->special.special;
+			button->special.profile = b->special.profile;
 			break;
 		case HIDPP20_BUTTON_MACRO:
 			if (profile->macros[i]) {
@@ -2631,6 +2632,7 @@ hidpp20_buttons_from_cpu(struct hidpp20_profile *profile,
 			break;
 		case HIDPP20_BUTTON_SPECIAL:
 			button->special.special = b->special.special;
+			button->special.profile = b->special.profile;
 			break;
 		case HIDPP20_BUTTON_DISABLED:
 			break;
diff --git a/src/hidpp20.h b/src/hidpp20.h
index de370629..22629c32 100644
--- a/src/hidpp20.h
+++ b/src/hidpp20.h
@@ -618,6 +618,8 @@ union hidpp20_button_binding {
 	struct {
 		uint8_t type; /* HIDPP20_BUTTON_SPECIAL */
 		uint8_t special;
+		uint8_t reserved;
+		uint8_t profile;
 	} __attribute__((packed)) special;
 	struct {
 		uint8_t type; /* HIDPP20_BUTTON_MACRO */