diff --git a/src/main/io/vtx_smartaudio.c b/src/main/io/vtx_smartaudio.c
index b53ab3c96d..fa0bc5cb02 100644
--- a/src/main/io/vtx_smartaudio.c
+++ b/src/main/io/vtx_smartaudio.c
@@ -138,7 +138,7 @@ static char *saSupportedPowerLabelPointerArray[VTX_SMARTAUDIO_POWER_COUNT + 1];
 bool saDeferred = true; // saCms variable?
 
 // Receive frame reassembly buffer
-#define SA_MAX_RCVLEN 15
+#define SA_MAX_RCVLEN 20
 static uint8_t sa_rbuf[SA_MAX_RCVLEN+4]; // XXX delete 4 byte guard
 
 //