diff --git a/core/src/main/java/com/dpm/core/base/BindingBottomSheetDialog.kt b/core/src/main/java/com/dpm/core/base/BindingBottomSheetDialog.kt
index a4e1250a..b897164d 100644
--- a/core/src/main/java/com/dpm/core/base/BindingBottomSheetDialog.kt
+++ b/core/src/main/java/com/dpm/core/base/BindingBottomSheetDialog.kt
@@ -13,7 +13,7 @@ abstract class BindingBottomSheetDialog<B : ViewBinding>(
     private val bindingInflater: (LayoutInflater, ViewGroup?, Boolean) -> B,
 ) : BottomSheetDialogFragment() {
 
-    var _binding: B? = null
+    private var _binding: B? = null
     protected val binding: B
         get() = requireNotNull(_binding) { "binding object is not initialized" }
 
diff --git a/presentation/src/main/java/com/dpm/presentation/seatreview/dialog/SelectSeatDialog.kt b/presentation/src/main/java/com/dpm/presentation/seatreview/dialog/SelectSeatDialog.kt
index 02a5e52e..2225a752 100644
--- a/presentation/src/main/java/com/dpm/presentation/seatreview/dialog/SelectSeatDialog.kt
+++ b/presentation/src/main/java/com/dpm/presentation/seatreview/dialog/SelectSeatDialog.kt
@@ -637,8 +637,4 @@ class SelectSeatDialog : BindingBottomSheetDialog<FragmentSelectSeatBottomSheetB
             ).show()
         }
     }
-    override fun onDestroyView() {
-        super.onDestroyView()
-        _binding = null
-    }
 }