diff --git a/cubesatsim/cubesatsim.ino b/cubesatsim/cubesatsim.ino
index dec67f9d..1e097eaf 100644
--- a/cubesatsim/cubesatsim.ino
+++ b/cubesatsim/cubesatsim.ino
@@ -1678,7 +1678,7 @@ void read_payload()
     strcpy(payload_str, header);
     print_string(str);		  
     if (bmePresent) 
-    	sprintf(str, "OK BME280 %4.2f %6.2f %6.2 %5.2f ", 
+    	sprintf(str, "%4.2f %6.2f %6.2f %5.2f ", 
 	  bme.readTemperature(), bme.readPressure() / 100.0, bme.readAltitude(SEALEVELPRESSURE_HPA), bme.readHumidity());
     else
         sprintf(str, "OK BME280 0.0 0.0 0.0 0.0 ");