diff --git a/README.md b/README.md
index bc57887..bd2ff95 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,8 @@ Jump to a section
 - [Installation](#installation)
 - [Usage](#usage)
 - [Options](#options)
-  - [alphas](#alphas)
+  - [filter](#filter)
+  - [interlace](#interlace)
   - [strip](#strip)
   - [deflate](#deflate)
 - [Development](#development)