diff --git a/tools/schemacode/README.md b/tools/schemacode/README.md
index e2b682a800..0781fd5e8d 100644
--- a/tools/schemacode/README.md
+++ b/tools/schemacode/README.md
@@ -1,3 +1,5 @@
 # schemacode
 
 A Python library for working with the BIDS schema.
+
+[![codecov](https://codecov.io/gh/bids-standard/bids-specification/branch/master/graph/badge.svg)](https://codecov.io/gh/bids-standard/bids-specification)