diff --git a/src/AddIns/Misc/AddInManager2/Project/Src/Model/PackageRepository.cs b/src/AddIns/Misc/AddInManager2/Project/Src/Model/PackageRepository.cs
index 5f84307eef..34930874bf 100644
--- a/src/AddIns/Misc/AddInManager2/Project/Src/Model/PackageRepository.cs
+++ b/src/AddIns/Misc/AddInManager2/Project/Src/Model/PackageRepository.cs
@@ -11,10 +11,24 @@ namespace ICSharpCode.AddInManager2.Model
 		private int _highlightCount;
 		
 		public PackageRepository()
+			: base()
+		{
+		}
+		
+		public PackageRepository(IAddInManagerServices services)
+			: base(services)
 		{
 		}
 		
 		public PackageRepository(PackageSource packageSource)
+			: base()
+		{
+			Name = packageSource.Name;
+			SourceUrl = packageSource.Source;
+		}
+		
+		public PackageRepository(IAddInManagerServices services, PackageSource packageSource)
+			: base(services)
 		{
 			Name = packageSource.Name;
 			SourceUrl = packageSource.Source;
diff --git a/src/AddIns/Misc/AddInManager2/Project/Src/ViewModel/AddInsViewModelBase.cs b/src/AddIns/Misc/AddInManager2/Project/Src/ViewModel/AddInsViewModelBase.cs
index 9db2285888..5dcc48862a 100644
--- a/src/AddIns/Misc/AddInManager2/Project/Src/ViewModel/AddInsViewModelBase.cs
+++ b/src/AddIns/Misc/AddInManager2/Project/Src/ViewModel/AddInsViewModelBase.cs
@@ -444,7 +444,7 @@ namespace ICSharpCode.AddInManager2.ViewModel
 			_packageRepositories.Clear();
 			foreach (PackageSource packageSource in AddInManager.Repositories.RegisteredPackageSources)
 			{
-				_packageRepositories.Add(new PackageRepository(packageSource));
+				_packageRepositories.Add(new PackageRepository(AddInManager, packageSource));
 			}
 			
 			// Try to select the same active source, again