diff --git a/filetxt/loader.py b/filetxt/loader.py
index ee66538..e2fb132 100644
--- a/filetxt/loader.py
+++ b/filetxt/loader.py
@@ -106,6 +106,10 @@ class MyEpubLoader(BaseLoader):
 
 	def load_pagetext(self):
 		"""Reads the EPUB file and returns all text content as a string."""
+		if epub is None:
+			raise ImportError("ebooklib not installed. Run: pip install ebooklib")
+		if BeautifulSoup is None:
+			raise ImportError("beautifulsoup4 not installed. Run: pip install beautifulsoup4")
 		self.book = epub.read_epub(self.filepath)
 		for i, item in enumerate(self.book.get_items()):
 			if isinstance(item, epub.EpubHtml):