diff --git a/java/org/slub/rosetta/dps/repository/plugin/SLUBTechnicalMetadataExtractorMediaConchPlugin.java b/java/org/slub/rosetta/dps/repository/plugin/SLUBTechnicalMetadataExtractorMediaConchPlugin.java
index f1835645211cb93785ec20c4e84f92c340eb1287..4b1555ff128ed2e2d340fbd227983c089faf26c1 100644
--- a/java/org/slub/rosetta/dps/repository/plugin/SLUBTechnicalMetadataExtractorMediaConchPlugin.java
+++ b/java/org/slub/rosetta/dps/repository/plugin/SLUBTechnicalMetadataExtractorMediaConchPlugin.java
@@ -68,22 +68,22 @@ public class SLUBTechnicalMetadataExtractorMediaConchPlugin implements MDExtract
     private boolean isDifferentProfile = true;
     private final Map<String,String> attributes = new HashMap<>();
     //static final ExLogger log = ExLogger.getExLogger(SLUBTechnicalMetadataExtractorMediaConchPlugin.class, ExLogger.VALIDATIONSTACK);
-    private final static ArrayList<String> dnxPropertiesTypeNumber = new ArrayList<String>() {{
+    private final static ArrayList<String> attributesMappedToDnxPropertiesOfTypeNumber = new ArrayList<String>() {{
         // HINT: based on FL 7.1100 mappings for mediainfo (https://github.com/rosetta-format-library/RosettaFormatLibrary/releases/tag/7.1100)
-        add("audio.duration");
-        add("audio.sampling_rate");
-        add("audio.stream_size");
-        add("general.audio_count");
-        add("general.menu_count");
-        add("general.other_count");
-        add("general.stream_size");
-        add("general.text_count");
-        add("general.video_count");
-        add("video.bit_rate");
-        add("video.display_aspect_ratio");
-        add("video.duration");
-        add("video.extra.max_slices_count");
-        add("video.frame_count");
+        add("mediainfo.track.Audio.Duration");              // => audio.duration
+        add("mediainfo.track.Audio.SamplingRate");          // => audio.sampling_rate
+        add("mediainfo.track.Audio.StreamSize");            // => audio.stream_size
+        add("mediainfo.track.General.AudioCount");          // => general.audio_count
+        add("mediainfo.track.General.MenuCount");           // => general.menu_count
+        add("mediainfo.track.General.OtherCount");          // => general.other_count
+        add("mediainfo.track.General.StreamSize");          // => general.stream_size
+        add("mediainfo.track.General.TextCount");           // => general.text_count
+        add("mediainfo.track.General.VideoCount");          // => general.video_count
+        add("mediainfo.track.Video.BitRate");               // => video.bit_rate
+        add("mediainfo.track.Video.DisplayAspectRatio");    // => video.display_aspect_ratio
+        add("mediainfo.track.Video.Duration");              // => video.duration
+        add("mediainfo.track.Video.extra.MaxSlicesCount");  // => video.extra.max_slices_count
+        add("mediainfo.track.Video.FrameCount");            // => video.frame_count
     }};
 
     /** constructor */
@@ -375,7 +375,7 @@ public class SLUBTechnicalMetadataExtractorMediaConchPlugin implements MDExtract
           return attributes.get(attribute);
       }
       // HINT: Rosetta expects a number of specific DNX properties instead of text
-      if (dnxPropertiesTypeNumber.contains( attribute.toString() )) {
+      if (attributesMappedToDnxPropertiesOfTypeNumber.contains( attribute.toString() )) {
           return "0"; // type NUMBER
       }
       return "not found";  // type TEXT & STRING