diff --git a/pyproject.toml b/pyproject.toml
index c5bd58b..8682024 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,6 +40,8 @@ dependencies = [
   "pathvalidate",
   "charset-normalizer",
   "openai",
+  "ebooklib",
+  "html2text>=2020.1.16",
 ]
 
 [project.urls]