diff --git a/examples/chain-of-density/requirements.txt b/examples/chain-of-density/requirements.txt
index 8cc8d88f6..0575fede0 100644
--- a/examples/chain-of-density/requirements.txt
+++ b/examples/chain-of-density/requirements.txt
@@ -2,4 +2,5 @@ openai
 pydantic
 instructor
 nltk
-rich
\ No newline at end of file
+rich
+anyio>=4.4.0 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file