diff --git a/init.el b/init.el
index 43c95b0..892bad9 100644
--- a/init.el
+++ b/init.el
@@ -525,7 +525,9 @@
   :hook org-modern-mode)
 
 (use-package djvu)
-(use-package nov)
+
+(use-package nov
+  :mode ("\\.epub\\'" . nov-mode))
 
 (use-package org-pdftools
   :hook (org-mode . org-pdftools-setup-link))