diff --git a/variants/stm32/russell/platformio.ini b/variants/stm32/russell/platformio.ini
index 0dd57a2c7..73cf7f81a 100644
--- a/variants/stm32/russell/platformio.ini
+++ b/variants/stm32/russell/platformio.ini
@@ -13,9 +13,19 @@ build_flags =
   ${stm32_base.build_flags}
   -Ivariants/stm32/russell
   -DPRIVATE_HW
+  -DMESHTASTIC_EXCLUDE_AIR_QUALITY_SENSOR=1
+  -DMESHTASTIC_EXCLUDE_RANGETEST=1
+  -DMESHTASTIC_EXCLUDE_DETECTIONSENSOR=1
+  -DMESHTASTIC_EXCLUDE_EXTERNALNOTIFICATION=1
+  -DMESHTASTIC_EXCLUDE_POWERSTRESS=1
+  -DMESHTASTIC_EXCLUDE_NEIGHBORINFO=1
+  -DMESHTASTIC_EXCLUDE_TRACEROUTE=1
+  -DMESHTASTIC_EXCLUDE_WAYPOINT=1
 lib_deps =
   ${stm32_base.lib_deps}
 	# renovate: datasource=custom.pio depName=Adafruit BME280 packageName=adafruit/library/Adafruit BME280 Library
 	adafruit/Adafruit BME280 Library@2.3.0
+	# renovate: datasource=custom.pio depName=Adafruit_BME680 packageName=adafruit/library/Adafruit BME680 Library
+	adafruit/Adafruit BME680 Library@2.0.6
 
 upload_port = stlink
diff --git a/variants/stm32/russell/variant.h b/variants/stm32/russell/variant.h
index 7b5d4e9a1..d36826c15 100644
--- a/variants/stm32/russell/variant.h
+++ b/variants/stm32/russell/variant.h
@@ -30,6 +30,11 @@ Sample OCV curve for Li-SOCl2 primary lithium cells (e.g. Saft cells have fresh
 #define ENABLE_HWSERIAL1
 #define PIN_SERIAL1_RX PB7
 #define PIN_SERIAL1_TX PB6
+
+// Debug serial (USART2)
+#define ENABLE_HWSERIAL2
+#define PIN_SERIAL2_TX PA2
+#define PIN_SERIAL2_RX PA3
 #define HAS_GPS 1
 #define PIN_GPS_STANDBY PA15
 #define GPS_RX_PIN PB7