diff --git a/README.md b/README.md
index 1f531f1..7012ae3 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@ Supports checking the validity of the following metadata elements:
 - ISSN
 - ISBN
 - Multi-value separators
+- Dates
 
 ## Fixes
 Supports fixing the following metadata issues: