diff --git a/OpenNest/Forms/MainForm.cs b/OpenNest/Forms/MainForm.cs
index 5c911259..73b4e6b6 100644
--- a/OpenNest/Forms/MainForm.cs
+++ b/OpenNest/Forms/MainForm.cs
@@ -884,13 +884,27 @@ namespace OpenNest.Forms
             if (form == null || databaseSaveInProgress)
                 return;
             if (NestStorage.Settings.Mode == NestStorageMode.File)
+            {
                 form.SaveAs();
-            else
-                await SaveDatabaseAsync(form, saveCopy: true);
+                return;
+            }
+
+            // A pending upload is reconciled without writing, so only ask for a name
+            // when this click will actually create the copy.
+            string copyName = null;
+            if (!form.Document.PendingCreateRequiresReconciliation)
+            {
+                using var dlg = new NestNameForm(form.Nest.Name);
+                if (dlg.ShowDialog(this) != DialogResult.OK)
+                    return;
+                copyName = dlg.NestName;
+            }
+            await SaveDatabaseAsync(form, saveCopy: true, copyName);
         }
 
-        private async Task SaveDatabaseAsync(EditNestForm form, bool saveCopy)
+        private async Task SaveDatabaseAsync(EditNestForm form, bool saveCopy, string copyName = null)
         {
+            var originalName = form.Nest.Name;
             databaseSaveInProgress = true;
             storageModeMenu.Enabled = false;
             mnuToolsOptions.Enabled = false;
@@ -908,6 +922,8 @@ namespace OpenNest.Forms
                             : $"Found saved version {reconciled.Revision}. Review the current nest before saving again.";
                     return; // Never combine reconciliation with a write in the same click.
                 }
+                if (copyName != null)
+                    form.Nest.Name = copyName;
                 var saved = await form.Document.SaveToDatabaseAsync(
                     repository, serverUrl, saveCopy);
                 if (!form.IsDisposed)
@@ -917,6 +933,10 @@ namespace OpenNest.Forms
             }
             catch (Exception ex)
             {
+                // Keep the new name only while its copy may still be pending on the server;
+                // otherwise a later Save would rename the original nest.
+                if (copyName != null && !form.Document.PendingCreateWasCopy)
+                    form.Nest.Name = originalName;
                 if (!IsDisposed)
                     ShowStorageError("save", ex);
             }
diff --git a/OpenNest/Forms/NestNameForm.cs b/OpenNest/Forms/NestNameForm.cs
new file mode 100644
index 00000000..e746b80c
--- /dev/null
+++ b/OpenNest/Forms/NestNameForm.cs
@@ -0,0 +1,76 @@
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace OpenNest.Forms;
+
+/// <summary>
+/// Database-mode Save As: asks for the name of the new nest copy, since there is no
+/// file dialog to supply one.
+/// </summary>
+public sealed class NestNameForm : Form
+{
+    private readonly TextBox nameBox;
+
+    public NestNameForm(string currentName)
+    {
+        Text = "Save As";
+        StartPosition = FormStartPosition.CenterParent;
+        ClientSize = new Size(380, 110);
+        MinimizeBox = false;
+        MaximizeBox = false;
+        ShowInTaskbar = false;
+        FormBorderStyle = FormBorderStyle.FixedDialog;
+
+        var label = new Label
+        {
+            Text = "New nest name:",
+            AutoSize = true,
+            Location = new Point(12, 16),
+        };
+        nameBox = new TextBox
+        {
+            Location = new Point(12, 36),
+            Width = 356,
+            Text = currentName ?? "",
+        };
+
+        var buttons = new FlowLayoutPanel
+        {
+            Dock = DockStyle.Bottom,
+            Height = 44,
+            FlowDirection = FlowDirection.RightToLeft,
+            Padding = new Padding(6),
+        };
+        var cancel = new Button { Text = "Cancel", AutoSize = true, DialogResult = DialogResult.Cancel };
+        var ok = new Button { Text = "Save", AutoSize = true };
+        ok.Click += Ok_Click;
+        buttons.Controls.Add(cancel);
+        buttons.Controls.Add(ok);
+
+        Controls.Add(nameBox);
+        Controls.Add(label);
+        Controls.Add(buttons);
+
+        AcceptButton = ok;
+        CancelButton = cancel;
+
+        Shown += (_, _) => nameBox.SelectAll();
+    }
+
+    public string NestName => nameBox.Text.Trim();
+
+    private void Ok_Click(object sender, EventArgs e)
+    {
+        if (NestName.Length == 0)
+        {
+            MessageBox.Show(this, "Enter a name for the new nest.", Text,
+                MessageBoxButtons.OK, MessageBoxIcon.Warning);
+            nameBox.Focus();
+            return;
+        }
+
+        DialogResult = DialogResult.OK;
+        Close();
+    }
+}