diff --git a/libraries/RF24/RF24.cpp b/libraries/RF24/RF24.cpp
index 000cfed..47b577a 100644
--- a/libraries/RF24/RF24.cpp
+++ b/libraries/RF24/RF24.cpp
@@ -677,6 +677,9 @@ void RF24::startFastWrite( const void* buf, uint8_t len, const bool multicast){
 //Allows the library to pass all tests
 void RF24::startWrite( const void* buf, uint8_t len, const bool multicast ){
 
+	// Powerup radio if not already alive.
+	powerUp();
+
   // Send the payload
 
   //write_payload( buf, len );