diff --git a/ArduCopter/ArduCopter.pde b/ArduCopter/ArduCopter.pde
index fcc382913b..9d7d4f88a7 100644
--- a/ArduCopter/ArduCopter.pde
+++ b/ArduCopter/ArduCopter.pde
@@ -161,7 +161,7 @@ static AP_Int8                *flight_modes = &g.flight_mode1;
 #else
 
 #if CONFIG_BARO == AP_BARO_BMP085
-# if CONFIG_APM_HARDWARE == CONFIG_HARDWARE_APM2
+# if CONFIG_APM_HARDWARE == APM_HARDWARE_APM2
 	AP_Baro_BMP085 barometer(true);
 # else
 	AP_Baro_BMP085 barometer(false);
diff --git a/ArduPlane/ArduPlane.pde b/ArduPlane/ArduPlane.pde
index b262016eb6..800e536001 100644
--- a/ArduPlane/ArduPlane.pde
+++ b/ArduPlane/ArduPlane.pde
@@ -139,7 +139,7 @@ AP_Compass_HIL          compass;
 #else
 
 #if CONFIG_BARO == AP_BARO_BMP085
-# if CONFIG_APM_HARDWARE == CONFIG_HARDWARE_APM2
+# if CONFIG_APM_HARDWARE == APM_HARDWARE_APM2
 static AP_Baro_BMP085          barometer(true);
 # else
 static AP_Baro_BMP085          barometer(false);