diff --git a/src/main/target/NBD_INFINITYAIOV2/target.h b/src/main/target/NBD_INFINITYAIOV2/target.h
index 7d12bc723b..0d042c69ac 100644
--- a/src/main/target/NBD_INFINITYAIOV2/target.h
+++ b/src/main/target/NBD_INFINITYAIOV2/target.h
@@ -95,7 +95,7 @@
 #define USE_UART8
 #define UART8_TX_PIN         PE1
 #define UART8_RX_PIN         PE0
-#define SERIAL_PORT_COUNT 9
+#define SERIAL_PORT_COUNT 7
 
 #define USE_I2C
 #define USE_I2C_DEVICE_1