diff --git a/requirements.in b/requirements.in
index 88ebecc0..a21f42ee 100644
--- a/requirements.in
+++ b/requirements.in
@@ -12,7 +12,7 @@ aiofiles~=25.1.0
 aioshutil~=1.6
 alembic~=1.18.4
 anyio~=4.13.0
-bcrypt~=5.0.0
+bcrypt~=4.3.0
 regex~=2026.5.9
 cn2an~=0.5.24
 dateparser~=1.4.0