diff --git a/NBTExplorer/Windows/MainForm.cs b/NBTExplorer/Windows/MainForm.cs
index d5e57d5..524a6e8 100644
--- a/NBTExplorer/Windows/MainForm.cs
+++ b/NBTExplorer/Windows/MainForm.cs
@@ -165,7 +165,7 @@ private void OpenFile ()
             using (OpenFileDialog ofd = new OpenFileDialog() {
                 RestoreDirectory = true,
                 Multiselect = true,
-                Filter = "All Files|*|NBT Files (*.dat, *.schematic)|*.dat;*.nbt;*.schematic|Region Files (*.mca, *.mcr)|*.mca;*.mcr",
+                Filter = "All Files|*|NBT Files (*.dat, *.schematic)|*.dat;*.nbt;*.schematic;*.schem|Region Files (*.mca, *.mcr)|*.mca;*.mcr",
                 FilterIndex = 0,
             }) {
                 if (ofd.ShowDialog() == DialogResult.OK) {
diff --git a/NBTModel/Data/Nodes/NbtFileDataNode.cs b/NBTModel/Data/Nodes/NbtFileDataNode.cs
index 866d812..1fd9450 100644
--- a/NBTModel/Data/Nodes/NbtFileDataNode.cs
+++ b/NBTModel/Data/Nodes/NbtFileDataNode.cs
@@ -16,7 +16,7 @@ public class NbtFileDataNode : DataNode, IMetaTagContainer
 
         private CompoundTagContainer _container;
 
-        private static Regex _namePattern = new Regex(@"\.(dat|nbt|schematic|dat_mcr|dat_old|bpt|rc)$");
+        private static Regex _namePattern = new Regex(@"\.(dat|nbt|schem(atic)?|dat_mcr|dat_old|bpt|rc)$");
 
         private NbtFileDataNode (string path, CompressionType compressionType)
         {