diff --git a/src/api/v1/auth.py b/src/api/v1/auth.py
index e727233..0e3934d 100644
--- a/src/api/v1/auth.py
+++ b/src/api/v1/auth.py
@@ -29,7 +29,9 @@ async def login(
     response: Response,
     fingerprint: str = Form(),
 ):
-    result = await AuthService(session).login(credential.username, credential.password, fingerprint=fingerprint)
+    result = await AuthService(session).login(
+        credential.username, credential.password, fingerprint=fingerprint
+    )
     response.set_cookie(
         key="refresh_token",
         value=result["refresh_token"],
@@ -46,12 +48,14 @@ async def refresh(
     session: sessionDep,
     current_user: RefreshUser,
     response: Response,
-    fingerprint: Annotated[str, Body()],
+    fingerprint: Annotated[str, Body(embed=True)],
     refresh_token: Annotated[str | None, Cookie(name="refresh_token")] = None,
 ):
     if refresh_token is None:
         raise HTTPException(status_code=401, detail="No refresh token")
-    result = await AuthService(session).refresh_tokens(refresh_token, current_user, fingerprint)
+    result = await AuthService(session).refresh_tokens(
+        refresh_token, current_user, fingerprint
+    )
     response.set_cookie(
         key="refresh_token",
         value=result["refresh_token"],