diff --git a/src/M5EPD.cpp b/src/M5EPD.cpp
index 06a9a84..23aca19 100644
--- a/src/M5EPD.cpp
+++ b/src/M5EPD.cpp
@@ -16,7 +16,7 @@ M5EPD::M5EPD()
 
 /** @brief Initialize the power supply, screen and other peripherals
   */
-void M5EPD::begin(bool touchEnable, bool SDEnable, bool SerialEnable, bool I2CEnable, bool BatteryADCEnable)
+void M5EPD::begin(bool touchEnable, bool SDEnable, bool SerialEnable, bool BatteryADCEnable, bool I2CEnable)
 {
     if (_isInited)
     {
@@ -157,4 +157,4 @@ int M5EPD::shutdown(const rtc_date_t &RTC_DateStruct, const rtc_time_t &RTC_Time
 }
 
 
-M5EPD M5;
\ No newline at end of file
+M5EPD M5;