diff --git a/src/main/target/ALIENWIIF3/target.h b/src/main/target/ALIENWIIF3/target.h
index caa1fac38..7cd506680 100644
--- a/src/main/target/ALIENWIIF3/target.h
+++ b/src/main/target/ALIENWIIF3/target.h
@@ -76,6 +76,13 @@
 #define UART2_TX_PINSOURCE  GPIO_PinSource2
 #define UART2_RX_PINSOURCE  GPIO_PinSource3
 
+#define UART3_TX_PIN        GPIO_Pin_10 // PB10 (AF7)
+#define UART3_RX_PIN        GPIO_Pin_11 // PB11 (AF7)
+#define UART3_GPIO_AF       GPIO_AF_7
+#define UART3_GPIO          GPIOB
+#define UART3_TX_PINSOURCE  GPIO_PinSource10
+#define UART3_RX_PINSOURCE  GPIO_PinSource11
+
 
 #define USE_I2C
 #define I2C_DEVICE (I2CDEV_2) // SDA (PA10/AF4), SCL (PA9/AF4)