diff --git a/example/lib/main.dart b/example/lib/main.dart
index 396caa3..b65e38b 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -77,7 +77,7 @@ class MySampleState extends State<MySample> {
                       useBackgroundImage ? 'assets/card_bg.png' : null,
                   isSwipeGestureEnabled: true,
                   onCreditCardWidgetChange: (CreditCardBrand creditCardBrand) {},
-                  customCardIcons: <CustomCardTypeImage>[
+                  customCardTypeIcons: <CustomCardTypeImage>[
                     CustomCardTypeImage(
                       cardType: CardType.mastercard,
                       cardImage: Image.asset(
diff --git a/lib/credit_card_form.dart b/lib/credit_card_form.dart
index 1ea5f28..da10df8 100644
--- a/lib/credit_card_form.dart
+++ b/lib/credit_card_form.dart
@@ -90,7 +90,6 @@ class _CreditCardFormState extends State<CreditCardForm> {
       MaskedTextController(mask: '0000');
 
   FocusNode cvvFocusNode = FocusNode();
-  FocusNode cardNumberNode = FocusNode();
   FocusNode expiryDateNode = FocusNode();
   FocusNode cardHolderNode = FocusNode();
 
diff --git a/lib/credit_card_widget.dart b/lib/credit_card_widget.dart
index 73cfd9a..f8f49c1 100644
--- a/lib/credit_card_widget.dart
+++ b/lib/credit_card_widget.dart
@@ -38,7 +38,7 @@ class CreditCardWidget extends StatefulWidget {
       this.glassmorphismConfig,
       this.isChipVisible = true,
       this.isSwipeGestureEnabled = true,
-      this.customCardIcons = const <CustomCardTypeImage>[],
+      this.customCardTypeIcons = const <CustomCardTypeImage>[],
       required this.onCreditCardWidgetChange})
       : super(key: key);
 
@@ -65,7 +65,7 @@ class CreditCardWidget extends StatefulWidget {
   final String labelExpiredDate;
 
   final CardType? cardType;
-  final List<CustomCardTypeImage> customCardIcons;
+  final List<CustomCardTypeImage> customCardTypeIcons;
 
   @override
   _CreditCardWidgetState createState() => _CreditCardWidgetState();
@@ -527,9 +527,9 @@ class _CreditCardWidgetState extends State<CreditCardWidget>
   }
 
   Widget getCardTypeImage(CardType? cardType) {
-    final List<CustomCardTypeImage> customCardImage = getCustomCardTypeIcon(cardType!);
-    if(customCardImage.isNotEmpty){
-      return customCardImage.first.cardImage;
+    final List<CustomCardTypeImage> customCardTypeIcon = getCustomCardTypeIcon(cardType!);
+    if(customCardTypeIcon.isNotEmpty){
+      return customCardTypeIcon.first.cardImage;
     } else {
       return Image.asset(
         CardTypeIconAsset[cardType]!,
@@ -605,9 +605,9 @@ class _CreditCardWidgetState extends State<CreditCardWidget>
   }
 
   List<CustomCardTypeImage> getCustomCardTypeIcon(CardType currentCardType) =>
-      widget.customCardIcons
+      widget.customCardTypeIcons
           .where((CustomCardTypeImage element) =>
-      element.cardType == currentCardType)
+              element.cardType == currentCardType)
           .toList();
 }