diff --git a/docs/src/conf.py b/docs/src/conf.py
index 29269d37..975a5dbf 100644
--- a/docs/src/conf.py
+++ b/docs/src/conf.py
@@ -45,7 +45,6 @@
     "numpy",
     "tqdm",
     "soundfile",
-    "ndjson",
     "boto3",
     "webvtt_py",
     "python_docx",
diff --git a/requirements/tts.txt b/requirements/tts.txt
index 6d07674f..7f24349c 100644
--- a/requirements/tts.txt
+++ b/requirements/tts.txt
@@ -1,4 +1,3 @@
-ndjson
 transformers
 accelerate
 torchaudio
diff --git a/tests/test_tts_sdp_end_to_end.py b/tests/test_tts_sdp_end_to_end.py
index 291a8834..c3517e95 100644
--- a/tests/test_tts_sdp_end_to_end.py
+++ b/tests/test_tts_sdp_end_to_end.py
@@ -1,5 +1,4 @@
 import pytest
-import ndjson
 import boto3
 import json
 import os
@@ -7,6 +6,7 @@
 from pathlib import Path
 from omegaconf import OmegaConf
 from sdp.run_processors import run_processors
+from sdp.utils.common import load_manifest
 
 DATASET_CONFIGS_ROOT = Path(__file__).parents[1] / "dataset_configs"
 
@@ -68,19 +68,16 @@ def test_tts_sdp_end_to_end(get_tts_ytc_data):
 
     assert os.path.exists(cfg.final_manifest)
     output_file_data = {}
-    with open(cfg.final_manifest, "r") as f:
-        output_data = ndjson.load(f)
-        for item in output_data:
-            output_file_data[item["audio_item_id"]] = item
+    output_data = load_manifest(cfg.final_manifest, encoding="utf8")
+    for item in output_data:
+        output_file_data[item["audio_item_id"]] = item
     
     reference_file_data = {}
-    with open(reference_manifest_file, "r") as f:
-        reference_data = ndjson.load(f)
-        for item in reference_data:
-            reference_file_data[item["audio_item_id"]] = item
+    reference_data = load_manifest(reference_manifest_file, encoding="utf8")
+    for item in reference_data:
+        reference_file_data[item["audio_item_id"]] = item
     
     assert len(output_file_data) == len(reference_file_data)
     assert len(output_file_data) == 2
     for audio_item_id in output_file_data:
-        assert output_file_data[audio_item_id]["segments"] == reference_file_data[audio_item_id]["segments"]
-
+        assert output_file_data[audio_item_id]["segments"] == reference_file_data[audio_item_id]["segments"]
\ No newline at end of file