diff --git a/src/zero_cross_detection/zero_cross_detection.c b/src/zero_cross_detection/zero_cross_detection.c
index a65bb2e..7b81e1e 100644
--- a/src/zero_cross_detection/zero_cross_detection.c
+++ b/src/zero_cross_detection/zero_cross_detection.c
@@ -20,7 +20,8 @@
 void ZCD_Setup(void)
 {
     ADC_Init(ZCD_PIN);
-    ADC_Enable(ZCD_PIN);
+    ADC_SetPin(ZCD_PIN);
+    ADC_Enable();
 }
 
 bool ZCD_IsTriggered()
diff --git a/tests/MockADC/test_MockADC.cpp b/tests/MockADC/test_MockADC.cpp
index c2a86ea..8b0b5ee 100644
--- a/tests/MockADC/test_MockADC.cpp
+++ b/tests/MockADC/test_MockADC.cpp
@@ -30,17 +30,16 @@ TEST_GROUP(test_MockADC)
 TEST(test_MockADC, ADC_InitExpects)
 {
     mock().expectOneCall("ADC_Init")
-       .withUnsignedIntParameter("pin_num", 0x2); 
+        .withUnsignedIntParameter("pin_num", 7);
 
-    ADC_Init(0x2);
+    ADC_Init(7);
 }
 
 TEST(test_MockADC, ADC_EnableExpects)
 {
-    mock().expectOneCall("ADC_Enable")
-       .withUnsignedIntParameter("pin_num", 0x2); 
+    mock().expectOneCall("ADC_Enable");
 
-    ADC_Enable(0x2);
+    ADC_Enable();
 }
 
 
diff --git a/tests/zero_cross_detection/test_zero_cross_detection.cpp b/tests/zero_cross_detection/test_zero_cross_detection.cpp
index 5bb17ab..2b7d6e5 100644
--- a/tests/zero_cross_detection/test_zero_cross_detection.cpp
+++ b/tests/zero_cross_detection/test_zero_cross_detection.cpp
@@ -38,8 +38,7 @@ static void ZCDSetupExpectations(void)
     mock().expectOneCall("ADC_Init")
         .withUnsignedIntParameter("pin_num", 7);
 
-    mock().expectOneCall("ADC_Enable")
-        .withUnsignedIntParameter("pin_num", 7);
+    mock().expectOneCall("ADC_Enable");
 }