diff --git a/vba_code_kukan_detail_master.txt b/vba_code_kukan_detail_master.txt
index ecc2e83..b8752dd 100644
--- a/vba_code_kukan_detail_master.txt
+++ b/vba_code_kukan_detail_master.txt
@@ -20,10 +20,21 @@ Private Sub Worksheet_Change(ByVal Target As Range)
     
     ' === Fill D, E when C column changes ===
     If Target.Column = 3 And Target.Row >= 7 Then
-        If Trim(Target.Value) = "" Then
-            Call ClearRowData(Me, Target.Row)
+        If Target.Count > 1 Then
+            Dim cell As Range
+            For Each cell In Target
+                If Trim(cell.Value) = "" Then
+                    Call ClearRowData(Me, cell.Row)
+                Else
+                    Call FillFromKukanMaster(Me, cell.Row)
+                End If
+            Next
         Else
-            Call FillFromKukanMaster(Me, Target.Row)
+            If Trim(Target.Value) = "" Then
+                Call ClearRowData(Me, Target.Row)
+            Else
+                Call FillFromKukanMaster(Me, Target.Row)
+            End If
         End If
     End If
 End Sub