diff --git a/src/main/fc/fc_msp.c b/src/main/fc/fc_msp.c
index e439a97a19..346a921e67 100644
--- a/src/main/fc/fc_msp.c
+++ b/src/main/fc/fc_msp.c
@@ -1447,7 +1447,7 @@ static mspResult_e mspFcProcessInCommand(uint8_t cmdMSP, sbuf_t *src)
 
     case MSP_SET_SERVO_CONFIGURATION:
 #ifdef USE_SERVOS
-        if (dataSize != 1 + 14) {
+        if (dataSize != 1 + 12) {
             return MSP_RESULT_ERROR;
         }
         i = sbufReadU8(src);