diff --git a/types/co-body/index.d.ts b/types/co-body/index.d.ts
index dc930c4690..c8e1759463 100644
--- a/types/co-body/index.d.ts
+++ b/types/co-body/index.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for co-body
+// Type definitions for co-body 5.1
 // Project: https://github.com/cojs/co-body
 // Definitions by: Joshua DeVinney <https://github.com/geoffreak>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped