diff --git a/hardware/digistump/avr/libraries/DigisparkCDC/DigiCDC.h b/hardware/digistump/avr/libraries/DigisparkCDC/DigiCDC.h
index 36cc9cb..4d477a8 100644
--- a/hardware/digistump/avr/libraries/DigisparkCDC/DigiCDC.h
+++ b/hardware/digistump/avr/libraries/DigisparkCDC/DigiCDC.h
@@ -38,6 +38,7 @@ class DigiCDCDevice  : public Stream {
     public:
         DigiCDCDevice();
         void begin(), begin(unsigned long x);
+        void setDelay(uint8_t delay);
         void end();
         void refresh();
         void task();
@@ -58,4 +59,4 @@ class DigiCDCDevice  : public Stream {
 extern DigiCDCDevice SerialUSB;
 
 
-#endif // __DigiCDC_h__
\ No newline at end of file
+#endif // __DigiCDC_h__