Index: src/Deltares.DSoilModel.Forms/DSoilModelPlugin.cs
===================================================================
diff -u -r444 -r447
--- src/Deltares.DSoilModel.Forms/DSoilModelPlugin.cs	(.../DSoilModelPlugin.cs)	(revision 444)
+++ src/Deltares.DSoilModel.Forms/DSoilModelPlugin.cs	(.../DSoilModelPlugin.cs)	(revision 447)
@@ -1885,7 +1885,7 @@
                                 // prompt the user to select the field
                                 var modalList = new ModalListBox
                                 {
-                                    Text = "Segment ID:",
+                                    Text = LocalizationManager.GetTranslatedText(typeof(DSoilModelPlugin), "WhichColumnToUseAsSegmentID"),
                                     Items = ex.AttributeNames.ToList()
                                 };
                                 modalList.ShowDialog();
Index: src/Deltares.DSoilModel.Forms/ModalListBox.Designer.cs
===================================================================
diff -u -r6 -r447
--- src/Deltares.DSoilModel.Forms/ModalListBox.Designer.cs	(.../ModalListBox.Designer.cs)	(revision 6)
+++ src/Deltares.DSoilModel.Forms/ModalListBox.Designer.cs	(.../ModalListBox.Designer.cs)	(revision 447)
@@ -40,18 +40,20 @@
             this.OKButton.Controls.Add(this.buttonCancel);
             this.OKButton.Controls.Add(this.buttonOK);
             this.OKButton.Dock = System.Windows.Forms.DockStyle.Bottom;
-            this.OKButton.Location = new System.Drawing.Point(0, 232);
+            this.OKButton.Location = new System.Drawing.Point(0, 285);
+            this.OKButton.Margin = new System.Windows.Forms.Padding(4, 4, 4, 4);
             this.OKButton.Name = "OKButton";
-            this.OKButton.Size = new System.Drawing.Size(246, 37);
+            this.OKButton.Size = new System.Drawing.Size(328, 46);
             this.OKButton.TabIndex = 1;
             // 
             // buttonCancel
             // 
             this.buttonCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
             this.buttonCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
-            this.buttonCancel.Location = new System.Drawing.Point(162, 7);
+            this.buttonCancel.Location = new System.Drawing.Point(216, 9);
+            this.buttonCancel.Margin = new System.Windows.Forms.Padding(4, 4, 4, 4);
             this.buttonCancel.Name = "buttonCancel";
-            this.buttonCancel.Size = new System.Drawing.Size(75, 23);
+            this.buttonCancel.Size = new System.Drawing.Size(100, 28);
             this.buttonCancel.TabIndex = 2;
             this.buttonCancel.Text = "Cancel";
             this.buttonCancel.UseVisualStyleBackColor = true;
@@ -60,9 +62,10 @@
             // 
             this.buttonOK.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
             this.buttonOK.DialogResult = System.Windows.Forms.DialogResult.OK;
-            this.buttonOK.Location = new System.Drawing.Point(81, 7);
+            this.buttonOK.Location = new System.Drawing.Point(108, 9);
+            this.buttonOK.Margin = new System.Windows.Forms.Padding(4, 4, 4, 4);
             this.buttonOK.Name = "buttonOK";
-            this.buttonOK.Size = new System.Drawing.Size(75, 23);
+            this.buttonOK.Size = new System.Drawing.Size(100, 28);
             this.buttonOK.TabIndex = 1;
             this.buttonOK.Text = "OK";
             this.buttonOK.UseVisualStyleBackColor = true;
@@ -71,21 +74,25 @@
             // 
             this.ItemList.Dock = System.Windows.Forms.DockStyle.Fill;
             this.ItemList.FormattingEnabled = true;
+            this.ItemList.ItemHeight = 16;
             this.ItemList.Location = new System.Drawing.Point(0, 0);
+            this.ItemList.Margin = new System.Windows.Forms.Padding(4, 4, 4, 4);
             this.ItemList.Name = "ItemList";
-            this.ItemList.Size = new System.Drawing.Size(246, 232);
+            this.ItemList.Size = new System.Drawing.Size(328, 285);
             this.ItemList.TabIndex = 2;
             this.ItemList.DoubleClick += new System.EventHandler(this.ItemList_DoubleClick);
             // 
             // ModalListBox
             // 
             this.AcceptButton = this.buttonOK;
-            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 16F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.AutoSize = true;
             this.CancelButton = this.buttonCancel;
-            this.ClientSize = new System.Drawing.Size(246, 269);
+            this.ClientSize = new System.Drawing.Size(328, 331);
             this.Controls.Add(this.ItemList);
             this.Controls.Add(this.OKButton);
+            this.Margin = new System.Windows.Forms.Padding(4, 4, 4, 4);
             this.Name = "ModalListBox";
             this.ShowInTaskbar = false;
             this.OKButton.ResumeLayout(false);
Index: src/Deltares.DSoilModel.Forms/Translations.xml
===================================================================
diff -u -r444 -r447
--- src/Deltares.DSoilModel.Forms/Translations.xml	(.../Translations.xml)	(revision 444)
+++ src/Deltares.DSoilModel.Forms/Translations.xml	(.../Translations.xml)	(revision 447)
@@ -92,6 +92,7 @@
   <Translation ID="ExecuteClearSoilProfile2DCommandUserConfirm" en-US="Do you want to clear 2D profile?" nl-NL="Wilt u 2D profiel leegmaken?" />
   <Translation ID="SoilProfile1DLookup2DControl" en-US="1D Profile" nl-NL="1D Profiel" />
   <Translation ID="CombinerError" en-US="2D Combiner Error" nl-NL="2D Combinatie Fout" />
-  
+  <Translation ID="WhichColumnToUseAsSegmentID" en-US="Which name to use as segment ID?" nl-NL="Welke naam gebruiken als segment-ID?" />
+
   <Translation ID="CannotDeleteObjectThatInUse" en-US="Cannot delete {0} [{1}] because it's used in {2} [{3}]" nl-NL="Kan {0} [{1}] niet verwijderen; wordt gebruikt in {2} [{3}]" />
 </Translations>