diff --git a/app/main.py b/app/main.py
index 001c691..e7f3dce 100644
--- a/app/main.py
+++ b/app/main.py
@@ -33,9 +33,7 @@ async def convert(
 ):
     format_lower = format.lower()
     if format_lower not in ["epub", "mobi"]:
-        raise HTTPException(
-            status_code=status.HTTP_400_BAD_REQUEST, detail="Wrong format!"
-        )
+        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST)
 
     temp_uuid = uuid.uuid1()
 
@@ -70,9 +68,7 @@ async def convert(
         except FileNotFoundError:
             pass
 
-        raise HTTPException(
-            status_code=status.HTTP_400_BAD_REQUEST, detail="Can't convert!"
-        )
+        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST)
 
     async def result_iterator() -> AsyncIterator[bytes]:
         try: