diff --git a/source/net/filebot/media/MetaAttributes.java b/source/net/filebot/media/MetaAttributes.java
index 57632e4b..cc6e433c 100644
--- a/source/net/filebot/media/MetaAttributes.java
+++ b/source/net/filebot/media/MetaAttributes.java
@@ -1,10 +1,14 @@
 package net.filebot.media;
 
+import static java.util.Collections.*;
+
 import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.attribute.BasicFileAttributeView;
 import java.nio.file.attribute.FileTime;
+import java.util.HashMap;
+import java.util.Map;
 
 import com.cedarsoftware.util.io.JsonReader;
 import com.cedarsoftware.util.io.JsonWriter;
@@ -19,9 +23,12 @@ public class MetaAttributes {
 	private final BasicFileAttributeView fileAttributeView;
 	private final MetaAttributeView metaAttributeView;
 
-	public MetaAttributes(File file) throws IOException {
+	private final Map<String, String> jsonTypeMap;
+
+	public MetaAttributes(File file, Map<String, String> jsonTypeMap) throws IOException {
 		this.metaAttributeView = new MetaAttributeView(file);
 		this.fileAttributeView = Files.getFileAttributeView(file.toPath(), BasicFileAttributeView.class);
+		this.jsonTypeMap = jsonTypeMap;
 	}
 
 	public void setCreationDate(long millis) throws IOException {
@@ -46,7 +53,7 @@ public class MetaAttributes {
 
 	public void setObject(Object object) {
 		try {
-			metaAttributeView.put(METADATA_KEY, JsonWriter.objectToJson(object));
+			metaAttributeView.put(METADATA_KEY, JsonWriter.objectToJson(object, singletonMap(JsonWriter.TYPE_NAME_MAP, jsonTypeMap)));
 		} catch (Exception e) {
 			throw new RuntimeException(e);
 		}
@@ -56,7 +63,11 @@ public class MetaAttributes {
 		try {
 			String jsonObject = metaAttributeView.get(METADATA_KEY);
 			if (jsonObject != null && jsonObject.length() > 0) {
-				return JsonReader.jsonToJava(jsonObject);
+				Map<String, Object> options = new HashMap<String, Object>(2);
+				options.put(JsonReader.TYPE_NAME_MAP, jsonTypeMap);
+
+				// options must be a modifiable map
+				return JsonReader.jsonToJava(jsonObject, options);
 			}
 		} catch (Exception e) {
 			throw new RuntimeException(e);
diff --git a/source/net/filebot/media/XattrMetaInfo.java b/source/net/filebot/media/XattrMetaInfo.java
index 0b4e0aa4..531bd6e7 100644
--- a/source/net/filebot/media/XattrMetaInfo.java
+++ b/source/net/filebot/media/XattrMetaInfo.java
@@ -1,19 +1,24 @@
 package net.filebot.media;
 
+import static java.util.stream.Collectors.*;
 import static net.filebot.Logging.*;
 import static net.filebot.Settings.*;
 import static net.filebot.util.ExceptionUtilities.*;
 
 import java.io.File;
 import java.util.Locale;
+import java.util.Map;
 import java.util.function.Function;
+import java.util.stream.Stream;
 
 import net.filebot.Cache;
 import net.filebot.CacheType;
 import net.filebot.Resource;
 import net.filebot.WebServices;
+import net.filebot.web.AudioTrack;
 import net.filebot.web.Episode;
 import net.filebot.web.Movie;
+import net.filebot.web.MoviePart;
 import net.filebot.web.SimpleDate;
 
 public class XattrMetaInfo {
@@ -26,6 +31,8 @@ public class XattrMetaInfo {
 	private final Cache xattrMetaInfoCache = Cache.getCache(MetaAttributes.METADATA_KEY, CacheType.Ephemeral);
 	private final Cache xattrOriginalNameCache = Cache.getCache(MetaAttributes.FILENAME_KEY, CacheType.Ephemeral);
 
+	private final Map<String, String> jsonTypeMap = Stream.of(Episode.class, Movie.class, MoviePart.class, AudioTrack.class).collect(toMap(Class::getName, Class::getSimpleName));
+
 	public XattrMetaInfo(boolean useExtendedFileAttributes, boolean useCreationDate) {
 		this.useExtendedFileAttributes = useExtendedFileAttributes;
 		this.useCreationDate = useCreationDate;
@@ -76,7 +83,7 @@ public class XattrMetaInfo {
 	}
 
 	private MetaAttributes xattr(File file) throws Exception {
-		return new MetaAttributes(file);
+		return new MetaAttributes(file, jsonTypeMap);
 	}
 
 	public synchronized void setMetaInfo(File file, Object model, String original) {