diff --git a/README.md b/README.md
index cde5031d..7b3c648b 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,3 @@
 # libro
+
+[![codecov](https://codecov.io/gh/difizen/libro/graph/badge.svg?token=8LWLNZK78Z)](https://codecov.io/gh/difizen/libro)