diff --git a/backend/requirements.txt b/backend/requirements.txt
index 6f34e292..187561b7 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -5,7 +5,7 @@ pydantic>=2.7.0
 pydantic-settings>=2.3.0
 PyYAML==6.0.2
 email-validator>=2.0.0
-python-multipart==0.0.26
+python-multipart==0.0.27
 python-dotenv>=1.0.1
 httpx==0.28.1
 
@@ -55,7 +55,7 @@ langchain-core==1.2.28
 langchain-google-genai==4.2.0
 
 # OAuth
-Authlib==1.6.9
+Authlib==1.6.11
 itsdangerous==2.2.0
 
 #Citation search