diff --git a/README.md b/README.md
index 9cebd79d..8b22848b 100644
--- a/README.md
+++ b/README.md
@@ -14,10 +14,11 @@ Features
 --------
 
 - Responsive user interface
-- Optical characted recognition
+- Optical character recognition
 - Support image and PDF files
 - Flexible search engine
 - Full text search in image and PDF
+- SHA-256 encryption
 - Tag system
 - Multi-users
 - Document sharing