diff --git a/src/DynamoCoreWpf/DynamoCoreWpf.csproj b/src/DynamoCoreWpf/DynamoCoreWpf.csproj
index a0c5658494c..5cbf7d06310 100644
--- a/src/DynamoCoreWpf/DynamoCoreWpf.csproj
+++ b/src/DynamoCoreWpf/DynamoCoreWpf.csproj
@@ -94,7 +94,7 @@
 
     <Target Name="NpmRunBuildPMWizard" BeforeTargets="BeforeBuild">
         <PropertyGroup>
-            <PackageVersion>0.0.27</PackageVersion>
+            <PackageVersion>0.0.28</PackageVersion>
             <PackageName>PackageManagerWizard</PackageName>
         </PropertyGroup>
         <Exec Command="$(PowerShellCommand) -ExecutionPolicy Bypass -File &quot;$(SolutionDir)pkgexist.ps1&quot; &quot;$(PackageName)&quot; &quot;$(PackageVersion)&quot;" ConsoleToMSBuild="true">
diff --git a/src/DynamoCoreWpf/Views/PackageManager/Components/PackageManagerWizard/PackageManagerWizard.xaml.cs b/src/DynamoCoreWpf/Views/PackageManager/Components/PackageManagerWizard/PackageManagerWizard.xaml.cs
index 3ed0b62457a..6172f05f093 100644
--- a/src/DynamoCoreWpf/Views/PackageManager/Components/PackageManagerWizard/PackageManagerWizard.xaml.cs
+++ b/src/DynamoCoreWpf/Views/PackageManager/Components/PackageManagerWizard/PackageManagerWizard.xaml.cs
@@ -543,23 +543,30 @@ private async void SendPackageUpdates(PublishPackageViewModel vm)
             var jsonSerializer = Newtonsoft.Json.JsonSerializer.Create(jsonSerializerSettings);
             var rootObj = JObject.FromObject(payload, jsonSerializer);
 
-            // Include payload.versions[*].compatibility_matrix for the "Copy from" dropdown.
-            try
+            if (rootObj["payload"] is JObject payloadObj)
             {
-                var header = await TryGetPackageHeaderAsync(vm);
-                if (header != null)
+                // Present with safe defaults so the frontend always has a consistent shape
+                payloadObj["versions"] = new JArray();
+                payloadObj["maintainers"] = new JArray();
+
+                try
                 {
-                    if (rootObj["payload"] is JObject payloadObj)
+                    var header = await TryGetPackageHeaderAsync(vm);
+                    if (header != null)
                     {
                         payloadObj["versions"] = header.versions != null
-                            ? JToken.FromObject(header.versions, jsonSerializer)
+                                ? JToken.FromObject(header.versions, jsonSerializer)
+                                : new JArray();
+
+                        payloadObj["maintainers"] = header.maintainers != null
+                            ? JToken.FromObject(header.maintainers, jsonSerializer)
                             : new JArray();
                     }
                 }
-            }
-            catch (Exception ex)
-            {
-                LogMessage(ex);
+                catch (Exception ex)
+                {
+                    LogMessage(ex);
+                }
             }
 
             var jsonPayload = rootObj.ToString(Newtonsoft.Json.Formatting.None);