diff --git a/SlicerConfiguration/SlicerMapping/EngineMappingMatterSlice.cs b/SlicerConfiguration/SlicerMapping/EngineMappingMatterSlice.cs
index f7c542e99..177e39bd7 100644
--- a/SlicerConfiguration/SlicerMapping/EngineMappingMatterSlice.cs
+++ b/SlicerConfiguration/SlicerMapping/EngineMappingMatterSlice.cs
@@ -236,7 +236,7 @@ namespace MatterHackers.MatterControl.SlicerConfiguration
             //supportExtruder=1
             new ValuePlusConstant("supportExtruder", "support_material_extruder", -1),
 
-            new ValuePlusConstant("supportExtruder", "support_material_interface_extruder", -1),
+            new ValuePlusConstant("supportInterfaceExtruder", "support_material_interface_extruder", -1),
 
             new ValuePlusConstant("raftExtruder", "raft_extruder", -1),
 
diff --git a/SlicerConfiguration/SlicingQueue.cs b/SlicerConfiguration/SlicingQueue.cs
index d027b122f..8d58a5b9f 100644
--- a/SlicerConfiguration/SlicingQueue.cs
+++ b/SlicerConfiguration/SlicingQueue.cs
@@ -264,7 +264,7 @@ namespace MatterHackers.MatterControl.SlicerConfiguration
             return extruder1StlFileToSlice;
         }
 
-        public static bool runInProcess = false;
+        public static bool runInProcess = true;
         static Process slicerProcess = null;
         static void CreateSlicedPartsThread()
         {