diff --git a/pandora/document/utils.py b/pandora/document/utils.py
index 3df53197..c579f0dc 100644
--- a/pandora/document/utils.py
+++ b/pandora/document/utils.py
@@ -26,6 +26,7 @@ def extract_pdfpage(pdf, image, page):
     page = str(page)
     cmd = [
         'pdftocairo',
+        '-cropbox',
         '-jpeg',
         '-f', page, '-l', page,
         '-singlefile',