diff --git a/Arduino/epd7in5_V2/epd7in5_V2.h b/Arduino/epd7in5_V2/epd7in5_V2.h
index e23380c..04bf4f5 100644
--- a/Arduino/epd7in5_V2/epd7in5_V2.h
+++ b/Arduino/epd7in5_V2/epd7in5_V2.h
@@ -46,7 +46,7 @@ public:
     void SendData(unsigned char data);
     void Sleep(void);
     void Clear(void);
-    void Epd::Displaypart(const unsigned char* pbuffer, unsigned long Start_X, unsigned long Start_Y,unsigned long END_X,unsigned long END_Y);
+    void Displaypart(const unsigned char* pbuffer, unsigned long Start_X, unsigned long Start_Y,unsigned long END_X,unsigned long END_Y);
  
 private:
     unsigned int reset_pin;