diff --git a/lib/src/dialogs.dart b/lib/src/dialogs.dart
index b4fb71c..88288ac 100644
--- a/lib/src/dialogs.dart
+++ b/lib/src/dialogs.dart
@@ -268,7 +268,7 @@ class _MonthYearPickerDialogState extends State<MonthYearPickerDialog> {
               duration: _dialogSizeAnimationDuration,
               curve: Curves.easeOut,
               left: 0.0,
-              right: (pickerMaxWidth - (width ?? pickerMaxWidth)),
+              right: 0.0,
               top: _isShowingYear ? 0.0 : -constraints.maxHeight,
               bottom: _isShowingYear ? 0.0 : constraints.maxHeight,
               child: SizedBox(
@@ -288,7 +288,7 @@ class _MonthYearPickerDialogState extends State<MonthYearPickerDialog> {
               duration: _dialogSizeAnimationDuration,
               curve: Curves.easeOut,
               left: 0.0,
-              right: (pickerMaxWidth - (width ?? pickerMaxWidth)),
+              right: 0.0,
               top: _isShowingYear ? constraints.maxHeight : 0.0,
               bottom: _isShowingYear ? -constraints.maxHeight : 0.0,
               child: SizedBox(