1 files changed, 4 insertions, 1 deletions

diff --git a/tmk_core/common/report.h b/tmk_core/common/report.h
index 5d7c5b3b2..bcf5cab38 100644
--- a/tmk_core/common/report.h
+++ b/tmk_core/common/report.h
@@ -39,7 +39,10 @@ enum mouse_buttons {
     MOUSE_BTN2 = (1 << 1),
     MOUSE_BTN3 = (1 << 2),
     MOUSE_BTN4 = (1 << 3),
-    MOUSE_BTN5 = (1 << 4)
+    MOUSE_BTN5 = (1 << 4),
+    MOUSE_BTN6 = (1 << 5),
+    MOUSE_BTN7 = (1 << 6),
+    MOUSE_BTN8 = (1 << 7)
 };
 
 /* Consumer Page (0x0C)