diff --git a/PupNet/BuildHost.cs b/PupNet/BuildHost.cs
index 7c62179..7e9d095 100644
--- a/PupNet/BuildHost.cs
+++ b/PupNet/BuildHost.cs
@@ -219,6 +219,33 @@ public bool Run()
                 }
             }
 
+            if (Builder.Kind == PackageKind.Setup)
+            {
+                if (Directory.GetFiles(Builder.BuildAppBin, "*.dll").Length == 0)
+                {
+                    if (Builder.ManifestContent != null)
+                    {
+                        Console.WriteLine("No dll files found");
+                        StringReader reader = new StringReader(Builder.ManifestContent);
+                        string line = reader.ReadLine();
+                        var sb = new StringBuilder();
+                        while (line != null)
+                        {
+                            if (line.Contains($"Source: \"{Builder.BuildAppBin}\\*.dll\"; DestDir: \"{{app}}\""))
+                            {
+                                Console.WriteLine("Skipping dll line: " + line);    
+                            }
+                            else
+                            {
+                                sb.AppendLine(line);
+                            }
+                            line = reader.ReadLine();
+                        }
+                        Builder.ManifestContent = sb.ToString().TrimEnd();    
+                    }
+                }
+            }
+
             Console.WriteLine();
             Console.WriteLine("Building Package ...");
             Builder.BuildPackage();
diff --git a/PupNet/Builders/AppImageBuilder.cs b/PupNet/Builders/AppImageBuilder.cs
index 71b8a58..8ae4365 100644
--- a/PupNet/Builders/AppImageBuilder.cs
+++ b/PupNet/Builders/AppImageBuilder.cs
@@ -160,7 +160,7 @@ public override string? MetaBuildPath
     /// <summary>
     /// Implements.
     /// </summary>
-    public override string? ManifestContent { get; }
+    public override string? ManifestContent { get; set; }
 
     /// <summary>
     /// Implements.
diff --git a/PupNet/Builders/DebianBuilder.cs b/PupNet/Builders/DebianBuilder.cs
index 34772da..ff4879c 100644
--- a/PupNet/Builders/DebianBuilder.cs
+++ b/PupNet/Builders/DebianBuilder.cs
@@ -130,6 +130,7 @@ public override string Architecture
     public override string? ManifestContent
     {
         get { return GetControlFile(); }
+        set { throw new NotImplementedException(); }
     }
 
     /// <summary>
diff --git a/PupNet/Builders/FlatpakBuilder.cs b/PupNet/Builders/FlatpakBuilder.cs
index d8e5f79..2bb9818 100644
--- a/PupNet/Builders/FlatpakBuilder.cs
+++ b/PupNet/Builders/FlatpakBuilder.cs
@@ -123,7 +123,7 @@ public override string OutputName
     /// <summary>
     /// Implements.
     /// </summary>
-    public override string? ManifestContent { get; }
+    public override string? ManifestContent { get; set; }
 
     /// <summary>
     /// Implements.
diff --git a/PupNet/Builders/RpmBuilder.cs b/PupNet/Builders/RpmBuilder.cs
index ec837d4..aa9dd32 100644
--- a/PupNet/Builders/RpmBuilder.cs
+++ b/PupNet/Builders/RpmBuilder.cs
@@ -147,6 +147,7 @@ public override string Architecture
     public override string? ManifestContent
     {
         get { return GetSpec(); }
+        set { throw new NotImplementedException(); }
     }
 
     /// <summary>
diff --git a/PupNet/Builders/SetupBuilder.cs b/PupNet/Builders/SetupBuilder.cs
index 78ba05e..0aadea2 100644
--- a/PupNet/Builders/SetupBuilder.cs
+++ b/PupNet/Builders/SetupBuilder.cs
@@ -96,7 +96,7 @@ public override string Architecture
     /// <summary>
     /// Implements.
     /// </summary>
-    public override string? ManifestContent { get; }
+    public override string? ManifestContent { get; set; }
 
     /// <summary>
     /// Implements.
diff --git a/PupNet/Builders/ZipBuilder.cs b/PupNet/Builders/ZipBuilder.cs
index b401c59..dc9e762 100644
--- a/PupNet/Builders/ZipBuilder.cs
+++ b/PupNet/Builders/ZipBuilder.cs
@@ -82,7 +82,7 @@ public override string OutputName
     /// <summary>
     /// Implements.
     /// </summary>
-    public override string? ManifestContent { get; }
+    public override string? ManifestContent { get; set; }
 
     /// <summary>
     /// Implements.
diff --git a/PupNet/PackageBuilder.cs b/PupNet/PackageBuilder.cs
index 666e034..193c334 100644
--- a/PupNet/PackageBuilder.cs
+++ b/PupNet/PackageBuilder.cs
@@ -388,7 +388,7 @@ public string InstallExec
     /// "Spec file" content. For Flatpak, it is the "manifest". For deb, it is the "control file". It must not contain
     /// macros. It may be null if not used.
     /// </summary>
-    public abstract string? ManifestContent { get; }
+    public abstract string? ManifestContent { get; set; }
 
     /// <summary>
     /// Gets the manifest file path to which <see cref="ManifestContent"/> will be written.
diff --git a/README.nuget.md b/README.nuget.md
index b5a2ab7..240bf6e 100644
--- a/README.nuget.md
+++ b/README.nuget.md
@@ -5,7 +5,7 @@
 **PupNet Deploy** is a cross-platform deployment utility which packages your .NET project as a ready-to-ship
 installation file in a single step. It is not to be confused with the `dotnet pack` command.
 
-It has been possible to cross-compile console C# applications for sometime now. More recently, the cross-platform
+It has been possible to cross-compile console C# applications for some time now. More recently, the cross-platform
 [Avalonia](https://github.com/AvaloniaUI/Avalonia) replacement for WPF allows fully-featured GUI applications to
 target a range of platforms, including: Linux, Windows, MacOS and Android.