diff --git a/server_fastapi.py b/server_fastapi.py
index ce6ed04..5a68b8b 100644
--- a/server_fastapi.py
+++ b/server_fastapi.py
@@ -101,7 +101,7 @@ if __name__ == "__main__":
         )
     app.logger = logger
 
-    @app.get("/voice", response_class=AudioResponse)
+    @app.post("/voice", response_class=AudioResponse)
     async def voice(
         request: Request,
         text: str = Query(..., min_length=1, max_length=limit, description=f"セリフ"),