diff --git a/src/driver/lcdd.h b/src/driver/lcdd.h
index 3b2539319..86254cee7 100644
--- a/src/driver/lcdd.h
+++ b/src/driver/lcdd.h
@@ -219,7 +219,7 @@ class CLCD
 		int			brightness;
 		unsigned int	timeout_cnt;
 		unsigned int	switch_name_time_cnt;
-		void		setlcdparameter(int dimm, int power);
+		void		setlcdparameter(int dimm, int _power);
 		void		count_down();
 #endif
 
diff --git a/src/driver/simple_display.cpp b/src/driver/simple_display.cpp
index 7191f5d0f..ca32519ce 100644
--- a/src/driver/simple_display.cpp
+++ b/src/driver/simple_display.cpp
@@ -692,14 +692,14 @@ void CLCD::count_down() {
 	}
 }
 
-void CLCD::setlcdparameter(int dimm, const int power)
+void CLCD::setlcdparameter(int dimm, const int _power)
 {
 	if(dimm < 0)
 		dimm = 0;
 	else if(dimm > 15)
 		dimm = 15;
 
-	if(!power)
+	if(!_power)
 		dimm = 0;
 
 	if(brightness == dimm)