diff --git a/Makefile b/Makefile
index 70ee29cf5..2093b820b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 mitogen:
-	ansible-playbook -c local mitogen.yaml -vv
+	ansible-playbook -c local mitogen.yml -vv
 clean:
 	rm -rf dist/
 	rm *.retry