diff --git a/firmware/controllers/core/EfiWave.cpp b/firmware/controllers/core/EfiWave.cpp
index 5943fdcb54..ab0a981b71 100644
--- a/firmware/controllers/core/EfiWave.cpp
+++ b/firmware/controllers/core/EfiWave.cpp
@@ -21,12 +21,12 @@ void SingleWave::init(pin_state_t *pinStates) {
 	this->pinStates = pinStates;
 }
 
-int SingleWave::getState(int index) {
-	return pinStates[index];
+int SingleWave::getState(int switchIndex) {
+	return pinStates[switchIndex];
 }
 
-void SingleWave::setState(int index, int state) {
-	pinStates[index] = state;
+void SingleWave::setState(int switchIndex, int state) {
+	pinStates[switchIndex] = state;
 }
 
 void MultiWave::baseConstructor() {
diff --git a/firmware/controllers/core/EfiWave.h b/firmware/controllers/core/EfiWave.h
index ef2d2a30ea..275cfa2ead 100644
--- a/firmware/controllers/core/EfiWave.h
+++ b/firmware/controllers/core/EfiWave.h
@@ -39,8 +39,8 @@ public:
 	 * todo: confirm that we only deal with two states here, no magic '-1'?
 	 * @return HIGH or LOW state at given index
 	 */
-	int getState(int index);
-	void setState(int index, int state);
+	int getState(int switchIndex);
+	void setState(int switchIndex, int state);
 
 	// todo: make this private by using 'getState' and 'setState' methods
 	pin_state_t *pinStates;