diff --git a/justfile b/justfile
index 5a59bdc..804e0c0 100644
--- a/justfile
+++ b/justfile
@@ -28,3 +28,4 @@ build:
 	rm build/ludus.jimage
 	janet -c src/ludus.janet build/ludus.jimage
 	cd build && just build
+	git commit -am "build"