diff --git a/Makefile b/Makefile
index 9f265b28..16117c6a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,14 @@
-all: test
+SRC := ./bdikit/
 
-PHONY: test
+all: lint test
+
+PHONY: format test lint
+
+lint:
+	black --check ${SRC}
 
 test:
 	python3 -m pytest
+
+format:
+	black ${SRC}