diff --git a/cubesatsim/cubesatsim.ino b/cubesatsim/cubesatsim.ino
index ac3eec36..c1bb96f7 100644
--- a/cubesatsim/cubesatsim.ino
+++ b/cubesatsim/cubesatsim.ino
@@ -78,7 +78,7 @@ void setup() {
   config_telem();	
 		
 // configure STEM Payload sensors	
-//  start_payload();	
+  start_payload();	
 	
 // program Transceiver board  
   config_radio();		
@@ -104,7 +104,7 @@ void loop() {
 //    ; // 
    read_ina219();	
 	
-//  read_payload();	
+  read_payload();	
   
   // encode as digits (APRS or CW mode) or binary (DUV FSK)	
   if ((mode == BPSK) || (mode == FSK))