diff --git a/backend/requirements.txt b/backend/requirements.txt
index 4c9bd85ead..977807c378 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -59,6 +59,7 @@ playwright==1.49.1 # Caution: version must match docker-compose.playwright.yaml
 elasticsearch==9.0.1
 pinecone==6.0.2
 
+av==14.0.1 # Caution: Set due to FATAL FIPS SELFTEST FAILURE, see discussion https://github.com/open-webui/open-webui/discussions/15720
 transformers
 sentence-transformers==4.1.0
 accelerate