diff --git a/spiffworkflow-backend/pyproject.toml b/spiffworkflow-backend/pyproject.toml
index 645c56ed..e6ae596d 100644
--- a/spiffworkflow-backend/pyproject.toml
+++ b/spiffworkflow-backend/pyproject.toml
@@ -103,7 +103,6 @@ sphinx-click = "^4.3.0"
 Pygments = "^2.10.0"
 pyupgrade = "^3.1.0"
 furo = ">=2021.11.12"
-MonkeyType = "^22.2.0"
 
 [tool.poetry.scripts]
 spiffworkflow-backend = "spiffworkflow_backend.__main__:main"