diff --git a/requirements.txt b/requirements.txt
index 77414ce..056e8b1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,11 +1,8 @@
 alembic==1.11.1
-Mako==1.0.2
-mccabe==0.3.1
 pecan==1.3.3
 psycopg2-binary==2.9.5
 pytz==2023.3
 requests==2.20.0
-simplegeneric==0.8.1
 SQLAlchemy==1.3.0
 tzlocal==1.2
 WebTest==3.0.0