diff --git a/linguaphoto/requirements.txt b/linguaphoto/requirements.txt
index fc2f7a4..c3e3ca2 100644
--- a/linguaphoto/requirements.txt
+++ b/linguaphoto/requirements.txt
@@ -13,6 +13,7 @@ aioboto3
 argon2-cffi
 pyjwt
 bcrypt
+rsa
 
 # FastAPI dependencies.
 aiohttp