diff --git a/src/drivers/rtmouse.c b/src/drivers/rtmouse.c
index a057d3e..6563a98 100644
--- a/src/drivers/rtmouse.c
+++ b/src/drivers/rtmouse.c
@@ -51,7 +51,7 @@
 // Raspberry Pi 2 B        : 2
 // Raspberry Pi 3 B/A+/B+  : 2
 // Raspberry Pi 4 B        : 4
-#define RASPBERRYPI 4
+#define RASPBERRYPI 2
 
 MODULE_AUTHOR("RT Corporation");
 MODULE_LICENSE("GPL");