diff --git a/libraries/AP_Common/AP_Common.h b/libraries/AP_Common/AP_Common.h
index 6438e3b56d..252c6c9731 100644
--- a/libraries/AP_Common/AP_Common.h
+++ b/libraries/AP_Common/AP_Common.h
@@ -138,5 +138,6 @@ struct PACKED RallyLocation {
 #define AP_PRODUCT_ID_APM2_REV_D8       0x58    // APM2 with MPU6000_REV_D8
 #define AP_PRODUCT_ID_APM2_REV_D9       0x59    // APM2 with MPU6000_REV_D9
 #define AP_PRODUCT_ID_FLYMAPLE          0x100   // Flymaple with ITG3205, ADXL345, HMC5883, BMP085
+#define AP_PRODUCT_ID_L3G4200D          0x101   // Linux with L3G4200D and ADXL345
 
 #endif // _AP_COMMON_H