diff --git a/Elwig/Dialogs/DeliveryConfirmationsDialog.xaml.cs b/Elwig/Dialogs/DeliveryConfirmationsDialog.xaml.cs
index 071c08a..eceb179 100644
--- a/Elwig/Dialogs/DeliveryConfirmationsDialog.xaml.cs
+++ b/Elwig/Dialogs/DeliveryConfirmationsDialog.xaml.cs
@@ -93,7 +93,7 @@ namespace Elwig.Dialogs {
                 """)
                 .ToListAsync();
 
-            using var doc = Document.Merge(list.Select(m => new DeliveryConfirmation(Context, Year, m, deliveries.Where(d => d.Delivery.MgNr == m.MgNr)))); ;
+            using var doc = Document.Merge(list.Select(m => new DeliveryConfirmation(Context, Year, m, deliveries.Where(d => d.Delivery.MgNr == m.MgNr).ToList()))); ;
             await doc.Generate(new Progress<double>(v => {
                 ProgressBar.Value = v;
             }));
diff --git a/Elwig/Documents/Document.cshtml.cs b/Elwig/Documents/Document.cshtml.cs
index ab2a5ca..c7d17e8 100644
--- a/Elwig/Documents/Document.cshtml.cs
+++ b/Elwig/Documents/Document.cshtml.cs
@@ -80,13 +80,14 @@ namespace Elwig.Documents {
             if (this is MergedDocument m) {
                 var pdf = new TempFile("pdf");
                 var tmpHtmls = new List<TempFile>();
-                var n = 0;
+                var n = m.Documents.Count();
+                int i = 0;
                 foreach (var doc in m.Documents) {
                     var tmpHtml = new TempFile("html");
                     await File.WriteAllTextAsync(tmpHtml.FilePath, await doc.Render(), Utils.UTF8);
                     tmpHtmls.Add(tmpHtml);
-                    n++;
-                    progress?.Report(50.0 * n / m.Documents.Count());
+                    i++;
+                    progress?.Report(50.0 * i / n);
                 }
                 progress?.Report(50.0);
                 await Pdf.Convert(tmpHtmls.Select(f => f.FilePath), pdf.FilePath, new Progress<double>(v => progress?.Report(50.0 + v / 2)));
diff --git a/Elwig/Documents/Pdf.cs b/Elwig/Documents/Pdf.cs
index 3eb704a..377cafb 100644
--- a/Elwig/Documents/Pdf.cs
+++ b/Elwig/Documents/Pdf.cs
@@ -50,7 +50,7 @@ namespace Elwig.Documents {
                     progress?.Report(parts[0] / (double)parts[1]);
                 } else if (line.StartsWith("success:")) {
                     var m = Regex.Match(line, @"\(([0-9, ]+)\)");
-                    return m.Groups[1].Value.Split(", ").Select(n => int.Parse(n));
+                    return m.Groups[1].Value.Split(", ").Select(int.Parse);
                 }
             }
         }