diff --git a/Tests/MatterControl.AutomationTests/LocalLibraryTests.cs b/Tests/MatterControl.AutomationTests/LocalLibraryTests.cs
index 06f0c3a05..5fd07d67b 100644
--- a/Tests/MatterControl.AutomationTests/LocalLibraryTests.cs
+++ b/Tests/MatterControl.AutomationTests/LocalLibraryTests.cs
@@ -15,7 +15,7 @@ namespace MatterHackers.MatterControl.Tests.Automation
 			await MatterControlUtilities.RunTest((testRunner) =>
 			{
 				testRunner.AddAndSelectPrinter();
-				testRunner.AddTestAssetsToLibrary("Batman.stl");
+				testRunner.AddTestAssetsToLibrary(new[] { "Batman.stl" });
 
 				return Task.CompletedTask;
 			});
@@ -27,7 +27,7 @@ namespace MatterHackers.MatterControl.Tests.Automation
 			await MatterControlUtilities.RunTest((testRunner) =>
 			{
 				testRunner.AddAndSelectPrinter();
-				testRunner.AddTestAssetsToLibrary("Rook.amf", "Batman.stl");
+				testRunner.AddTestAssetsToLibrary(new[] { "Rook.amf", "Batman.stl" });
 
 				return Task.CompletedTask;
 			});
@@ -39,7 +39,7 @@ namespace MatterHackers.MatterControl.Tests.Automation
 			await MatterControlUtilities.RunTest((testRunner) =>
 			{
 				testRunner.AddAndSelectPrinter();
-				testRunner.AddTestAssetsToLibrary("Rook.amf");
+				testRunner.AddTestAssetsToLibrary(new[] { "Rook.amf" });
 
 				return Task.CompletedTask;
 			}, overrideWidth: 1024, overrideHeight: 800);
@@ -128,7 +128,7 @@ namespace MatterHackers.MatterControl.Tests.Automation
 			{
 				testRunner.AddAndSelectPrinter();
 
-				testRunner.AddTestAssetsToLibrary("Rook.amf");
+				testRunner.AddTestAssetsToLibrary(new[] { "Rook.amf" });
 
 				testRunner.ClickByName("Row Item Rook");
 
@@ -188,7 +188,7 @@ namespace MatterHackers.MatterControl.Tests.Automation
 			{
 				testRunner.AddAndSelectPrinter();
 
-				testRunner.AddTestAssetsToLibrary("Rook.amf");
+				testRunner.AddTestAssetsToLibrary(new[] { "Rook.amf" });
 
 				// Select and remove item
 				testRunner.ClickByName("Row Item Rook");
@@ -208,7 +208,7 @@ namespace MatterHackers.MatterControl.Tests.Automation
 			{
 				testRunner.AddAndSelectPrinter();
 
-				testRunner.AddTestAssetsToLibrary("Rook.amf", "Batman.stl");
+				testRunner.AddTestAssetsToLibrary(new[] { "Rook.amf", "Batman.stl" });
 
 				// Select both items
 				testRunner.SelectListItems("Row Item Rook", "Row Item Batman");
diff --git a/Tests/MatterControl.AutomationTests/PrintQueueTests.cs b/Tests/MatterControl.AutomationTests/PrintQueueTests.cs
index 59c681816..e1105e69c 100644
--- a/Tests/MatterControl.AutomationTests/PrintQueueTests.cs
+++ b/Tests/MatterControl.AutomationTests/PrintQueueTests.cs
@@ -167,7 +167,7 @@ namespace MatterHackers.MatterControl.Tests.Automation
 			{
 				testRunner.OpenEmptyPartTab();
 
-				testRunner.AddTestAssetsToLibrary("Batman.stl");
+				testRunner.AddTestAssetsToLibrary(new[] { "Batman.stl" });
 
 				var view3D = testRunner.GetWidgetByName("View3DWidget", out _) as View3DWidget;
 				var scene = view3D.InteractionLayer.Scene;
diff --git a/Tests/MatterControl.AutomationTests/SliceSettingsTests.cs b/Tests/MatterControl.AutomationTests/SliceSettingsTests.cs
index 311cf3bb8..0962be7df 100644
--- a/Tests/MatterControl.AutomationTests/SliceSettingsTests.cs
+++ b/Tests/MatterControl.AutomationTests/SliceSettingsTests.cs
@@ -24,7 +24,7 @@ namespace MatterHackers.MatterControl.Tests.Automation
 
 				testRunner.AddAndSelectPrinter("Airwolf 3D", "HD");
 
-				testRunner.AddTestAssetsToLibrary("Rook.amf");
+				testRunner.AddTestAssetsToLibrary(new[] { "Rook.amf" });
 
 				testRunner.AddItemToBedplate("", "Row Item Rook");
 
diff --git a/Tests/MatterControl.Tests/MatterControl/MatterControlUtilities.cs b/Tests/MatterControl.Tests/MatterControl/MatterControlUtilities.cs
index 56c21f59e..18d5cbb39 100644
--- a/Tests/MatterControl.Tests/MatterControl/MatterControlUtilities.cs
+++ b/Tests/MatterControl.Tests/MatterControl/MatterControlUtilities.cs
@@ -1010,10 +1010,10 @@ namespace MatterHackers.MatterControl.Tests.Automation
 		/// </summary>
 		/// <param name="testRunner"></param>
 		/// <param name="assetNames">The test assets to add to the library</param>
-		public static void AddTestAssetsToLibrary(this AutomationRunner testRunner, params string[] assetNames)
+		public static void AddTestAssetsToLibrary(this AutomationRunner testRunner, IEnumerable<string> assetNames, string targetLibrary = "Local Library Row Item Collection")
 		{
 			// Switch to the Local Library tab
-			testRunner.NavigateToFolder("Local Library Row Item Collection");
+			testRunner.NavigateToFolder(targetLibrary);
 
 			// Assert that the requested items are *not* in the list
 			foreach (string assetName in assetNames)