diff --git a/DCC.cpp b/DCC.cpp
index 3677e44..aa9864d 100644
--- a/DCC.cpp
+++ b/DCC.cpp
@@ -126,7 +126,7 @@ void DCC::setFunctionInternal(int cab, byte byte1, byte byte2) {
   if (byte1!=0) b[nB++] = byte1;
   b[nB++] = byte2;
 
-  DCCWaveform::mainTrack.schedulePacket(b, nB, 3);     // send packet 3 times
+  DCCWaveform::mainTrack.schedulePacket(b, nB, 0);
 }
 
 uint8_t DCC::getThrottleSpeed(int cab) {
diff --git a/version.h b/version.h
index 208261b..460ea93 100644
--- a/version.h
+++ b/version.h
@@ -3,7 +3,8 @@
 
 #include "StringFormatter.h"
 
-#define VERSION "3.0.14"
+#define VERSION "3.0.15"
+// 3.0.15 only send function commands once, not 4 times
 // 3.0.14 gap in ack tolerant fix,  prog track power management over join fix. 
 // 3.0.13 Functions>127 fix
 // 3.0.12 Fix HOSTNAME function for STA mode for WiFi