diff --git a/music_kraken/audio/metadata.py b/music_kraken/audio/metadata.py
index 1431112..dbcd36a 100644
--- a/music_kraken/audio/metadata.py
+++ b/music_kraken/audio/metadata.py
@@ -1,5 +1,5 @@
 import mutagen
-from mutagen.id3 import ID3, Frame, APIC
+from mutagen.id3 import ID3, Frame, APIC, USLT
 from pathlib import Path
 from typing import List
 import logging
@@ -7,6 +7,7 @@ from PIL import Image
 
 from ..utils.config import logging_settings, main_settings
 from ..objects import Song, Target, Metadata
+from ..objects.metadata import Mapping
 from ..connection import Connection
 
 LOGGER = logging_settings["tagging_logger"]
@@ -105,6 +106,11 @@ def write_metadata_to_target(metadata: Metadata, target: Target, song: Song):
                 data=converted_target.read_bytes(),
             )
         )
+        id3_object.frames.delall("USLT")
+        uslt_val = metadata.get_id3_value(Mapping.UNSYNCED_LYRICS)
+        id3_object.frames.add(
+            USLT(encoding=3, lang=u'eng', desc=u'desc', text=uslt_val)
+        )
 
         mutagen_file = mutagen.File(target.file_path)
 
diff --git a/music_kraken/objects/metadata.py b/music_kraken/objects/metadata.py
index 69fff8d..14ffb69 100644
--- a/music_kraken/objects/metadata.py
+++ b/music_kraken/objects/metadata.py
@@ -92,7 +92,7 @@ class Mapping(Enum):
         key = attribute.value
 
         if key[0] == 'T':
-            # a text fiel
+            # a text field
             return cls.get_text_instance(key, value)
         if key[0] == "W":
             # an url field
@@ -355,7 +355,12 @@ class Metadata:
             return None
 
         list_data = self.id3_dict[field]
-
+        #correct duplications
+        correct_list_data = list()
+        for data in list_data:
+            if data not in correct_list_data:
+                correct_list_data.append(data)
+        list_data = correct_list_data
         # convert for example the time objects to timestamps
         for i, element in enumerate(list_data):
             # for performance’s sake I don't do other checks if it is already the right type
@@ -368,7 +373,7 @@ class Metadata:
             if type(element) == ID3Timestamp:
                 list_data[i] = element.timestamp
                 continue
-
+            
         """
         Version 2.4 of the specification prescribes that all text fields (the fields that start with a T, except for TXXX) can contain multiple values separated by a null character. 
         Thus if above conditions are met, I concatenate the list,
@@ -376,7 +381,7 @@ class Metadata:
         """
         if field.value[0].upper() == "T" and field.value.upper() != "TXXX":
             return self.NULL_BYTE.join(list_data)
-
+        
         return list_data[0]
 
     def get_mutagen_object(self, field):
@@ -395,6 +400,5 @@ class Metadata:
         """
         # set the tagging timestamp to the current time
         self.__setitem__(Mapping.TAGGING_TIME, [ID3Timestamp.now()])
-
         for field in self.id3_dict:
             yield self.get_mutagen_object(field)
diff --git a/pyproject.toml b/pyproject.toml
index b01e131..62598b1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -69,7 +69,7 @@ dependencies = [
     "toml~=0.10.2",
     "typing_extensions~=4.7.1",
 
-    "python-sponsorblock~=0.0.dev1",
+    "python-sponsorblock~=0.1.dev1",
     "youtube_dl",
 ]
 dynamic = [