diff --git a/.drone.yml b/.drone.yml
index 9426550..aaca031 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -16,17 +16,12 @@ steps:
       - pip install poetry
       - poetry install --without dev
       - poetry run python books.py
-  - name: pdf
-    image: linuxserver/calibre
-    commands:
-      - bash -x convert.sh
       - bash -x upload.sh
     environment:
       USERNAME:
         from_secret: nextcloud_user
       PASSWORD:
         from_secret: nextcloud_password
-      QTWEBENGINE_CHROMIUM_FLAGS: --no-sandbox
     when:
       branch:
         - master
diff --git a/convert.sh b/convert.sh
deleted file mode 100644
index 04561dc..0000000
--- a/convert.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/usr/bin/env bash
-
-for FILE in output/*
-do
-  ebook-polish -fpuH "${FILE}" "${FILE}"
-  ebook-convert "${FILE}" "${FILE%.*}.pdf"
-done