diff --git a/content/posts/how-i-convert-pdfs-to-epub.adoc b/content/posts/how-i-convert-pdfs-to-epub.adoc
index 8a18dc3..b3231bc 100644
--- a/content/posts/how-i-convert-pdfs-to-epub.adoc
+++ b/content/posts/how-i-convert-pdfs-to-epub.adoc
@@ -7,6 +7,7 @@ type: posts
 draft: false
 tags:
 - E-books
+- Calibre
 - Emacs
 toc: true
 ---