diff --git a/requirements/requirements-prod.in b/requirements/requirements-prod.in
index 3ecd52593..5a8e1d47f 100644
--- a/requirements/requirements-prod.in
+++ b/requirements/requirements-prod.in
@@ -2,6 +2,7 @@
 # This file should only contain dependencies we use directly.
 # Indirect dependencies should be pinned in the autogenerated files.
 
+# TODO - remove unused and indirect dependencies
 alembic==1.7.5
 aniso8601==2.0.0
 arrow==0.17.0