diff --git a/CodeArtifact/cdk/central_resources/Makefile b/CodeArtifact/cdk/central_resources/Makefile
index 246fe4f6..9ae0ca1c 100644
--- a/CodeArtifact/cdk/central_resources/Makefile
+++ b/CodeArtifact/cdk/central_resources/Makefile
@@ -30,6 +30,7 @@ format-python:
 	black **.py */**.py
 
 lint-python:
+	pip3 install flake8
 	flake8 **.py */**.py
 
 lint-yaml: