diff --git a/README.md b/README.md
index 31dc00e..4acce06 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,9 @@ A self-contained CLI tool that converts Markdown with Mermaid diagrams into PDF
 
     docster -pdf path/to/file.md
     docster -html path/to/file.md
+    docster -docx path/to/file.md
 
-Mermaid code blocks (```mermaid) will be rendered to SVG and embedded.
+Mermaid code blocks (```mermaid) will be rendered to SVG (HTML) or PNG (PDF/DOCX) and embedded.
 
 ## Installation