diff --git a/LastItemIndexConverter.cs b/Converters/LastItemIndexConverter.cs
similarity index 96%
rename from LastItemIndexConverter.cs
rename to Converters/LastItemIndexConverter.cs
index e3f3ce9..a6b22f2 100644
--- a/LastItemIndexConverter.cs
+++ b/Converters/LastItemIndexConverter.cs
@@ -7,7 +7,7 @@ using System.Threading.Tasks;
 using System.Windows.Controls;
 using System.Windows.Data;
 
-namespace SafeBagDE70
+namespace SafeBagDE70.Converters
 {
     public class LastItemIndexConverter : IMultiValueConverter
     {
diff --git a/DepositSMUC.xaml b/DepositSMUC.xaml
index c29ae7c..35a7748 100644
--- a/DepositSMUC.xaml
+++ b/DepositSMUC.xaml
@@ -4,6 +4,7 @@
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:SafeBagDE70"
+        xmlns:conv="clr-namespace:SafeBagDE70.Converters"
         mc:Ignorable="d"
              Width="1280"
              Height="1024"
@@ -11,7 +12,7 @@
              Loaded="UserControl_Loaded"
              Unloaded="UserControl_Unloaded">
     <UserControl.Resources>
-        <local:LastItemIndexConverter x:Key="LastItemIndexConverter" />
+        <conv:LastItemIndexConverter x:Key="LastItemIndexConverter" />
         <DataTemplate x:Key="BoldTemplateWithSeparator">
             <Grid>
                 <Grid.RowDefinitions>
diff --git a/DepositSMUCv2.xaml b/DepositSMUCv2.xaml
index d20c9a4..959ca02 100644
--- a/DepositSMUCv2.xaml
+++ b/DepositSMUCv2.xaml
@@ -4,6 +4,7 @@
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:SafeBagDE70"
+        xmlns:conv="clr-namespace:SafeBagDE70.Converters"
         mc:Ignorable="d"
              Width="1280"
              Height="1024"
@@ -11,7 +12,7 @@
              Loaded="UserControl_Loaded"
              Unloaded="UserControl_Unloaded">
     <UserControl.Resources>
-        <local:LastItemIndexConverter x:Key="LastItemIndexConverter" />
+        <conv:LastItemIndexConverter x:Key="LastItemIndexConverter" />
         <DataTemplate x:Key="BoldTemplateWithSeparator">
             <Grid>
                 <Grid.RowDefinitions>
diff --git a/DepositUC.xaml b/DepositUC.xaml
index 18bb5df..8e1f403 100644
--- a/DepositUC.xaml
+++ b/DepositUC.xaml
@@ -4,6 +4,7 @@
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:SafeBagDE70"
+        xmlns:converter="clr-namespace:SafeBagDE70.Converters"
         mc:Ignorable="d"
              Width="1280"
              Height="1024"
@@ -11,7 +12,7 @@
              Loaded="UserControl_Loaded"
              Unloaded="UserControl_Unloaded">
     <UserControl.Resources>
-        <local:LastItemIndexConverter x:Key="LastItemIndexConverter" />
+        <converter:LastItemIndexConverter x:Key="LastItemIndexConverter" />
         <DataTemplate x:Key="BoldTemplateWithSeparator">
             <Grid>
                 <Grid.RowDefinitions>