diff --git a/output.wav b/output.wav
index f1cd61e..6c5947e 100644
Binary files a/output.wav and b/output.wav differ
diff --git a/sbv2_api/src/main.rs b/sbv2_api/src/main.rs
index 6da5b7d..a55c476 100644
--- a/sbv2_api/src/main.rs
+++ b/sbv2_api/src/main.rs
@@ -29,9 +29,9 @@ async fn synthesize(
             tts_model
         } else {
             *tts_model = Some(TTSModel::new(
-                env::var("BERT_MODEL_PATH")?,
-                env::var("MAIN_MODEL_PATH")?,
-                env::var("STYLE_VECTORS_PATH")?,
+                &env::var("BERT_MODEL_PATH")?,
+                &env::var("MAIN_MODEL_PATH")?,
+                &env::var("STYLE_VECTORS_PATH")?,
             )?);
             tts_model.as_ref().unwrap()
         };
diff --git a/test.py b/test.py
index 418e11d..47da21e 100644
--- a/test.py
+++ b/test.py
@@ -4,6 +4,5 @@ import requests
 res = requests.post('http://localhost:3000/synthesize', json={
     "text": "おはよう"
 })
-res.raise_for_status()
 with open('output.wav', 'wb') as f:
     f.write(res.content)
\ No newline at end of file