diff --git a/requirements.txt b/requirements.txt
index e13fa6ab80..a14e15cd80 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,5 +33,5 @@ jinja2==3.1.3 # for prompt templates
 certifi>=2023.7.22 # [TODO] clean up 
 aiohttp==3.9.0 # for network calls
 aioboto3==12.3.0 # for async sagemaker calls
-argon2-cffi==23.1.0
+argon2-cffi==23.1.0 # for checking secrets
 ####
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