diff --git a/src/cli.c b/src/cli.c
index 159c4ed9a..8bdf524eb 100644
--- a/src/cli.c
+++ b/src/cli.c
@@ -136,7 +136,6 @@ const clivalue_t valueTable[] = {
     { "fixedwing_althold_dir", VAR_INT8, &mcfg.fixedwing_althold_dir, -1, 1 },
     { "reboot_character", VAR_UINT8, &mcfg.reboot_character, 48, 126 },
     { "serial_baudrate", VAR_UINT32, &mcfg.serial_baudrate, 1200, 115200 },
-    { "serial2_rx_inverted", VAR_UINT8, &mcfg.serial2_rx_inverted, 0, 1 },
     { "softserial_baudrate", VAR_UINT32, &mcfg.softserial_baudrate, 1200, 19200 },
     { "softserial_1_inverted", VAR_UINT8, &mcfg.softserial_1_inverted, 0, 1 },
     { "softserial_2_inverted", VAR_UINT8, &mcfg.softserial_2_inverted, 0, 1 },
diff --git a/src/config.c b/src/config.c
index 08437efda..5de9b5c05 100755
--- a/src/config.c
+++ b/src/config.c
@@ -18,7 +18,7 @@ master_t mcfg;  // master config struct with data independent from profiles
 config_t cfg;   // profile config struct
 const char rcChannelLetters[] = "AERT1234";
 
-static const uint8_t EEPROM_CONF_VERSION = 65;
+static const uint8_t EEPROM_CONF_VERSION = 64;
 static uint32_t enabledSensors = 0;
 static void resetConf(void);
 
diff --git a/src/mw.h b/src/mw.h
index 5de2811e9..54a29e4c2 100755
--- a/src/mw.h
+++ b/src/mw.h
@@ -285,8 +285,7 @@ typedef struct master_t {
     uint8_t gps_type;                       // See GPSHardware enum.
     int8_t gps_baudrate;                    // See GPSBaudRates enum.
 
-    uint32_t serial_baudrate;
-    uint8_t serial2_rx_inverted;            // invert RX only for USART2 (for Sbus, etc)
+    uint32_t serial_baudrate;               // primary serial (MSP) port baudrate
 
     uint32_t softserial_baudrate;           // shared by both soft serial ports
     uint8_t softserial_1_inverted;          // use inverted softserial input and output signals on port 1
diff --git a/src/sbus.c b/src/sbus.c
index 9620231b8..7a38f84eb 100644
--- a/src/sbus.c
+++ b/src/sbus.c
@@ -28,11 +28,7 @@ void sbusInit(rcReadRawDataPtr *callback)
     for (b = 0; b < SBUS_MAX_CHANNEL; b++)
         sbusChannelData[b] = 2 * (mcfg.midrc - SBUS_OFFSET);
     // Configure hardware inverter on PB2. If not available, this has no effect.
-    if (mcfg.serial2_rx_inverted) {
-        INV_ON;
-    } else {
-        INV_OFF;
-    }
+    INV_ON;
     core.rcvrport = uartOpen(USART2, sbusDataReceive, 100000, (portMode_t)(MODE_RX | MODE_SBUS));
     if (callback)
         *callback = sbusReadRawRC;