diff --git a/setup.py b/setup.py
index 6f1d70a..445d197 100644
--- a/setup.py
+++ b/setup.py
@@ -27,6 +27,7 @@
         "python-dotenv",
         "pymysql",
         "black==22.12.0",  # This is because policyengine_canada uses black<23
+        "ratelimiter"
     ],
     extras_require={
         "dev": [