diff --git a/qlib.readthedocs.yml b/qlib.readthedocs.yml
deleted file mode 100644
index 967ca04f4..000000000
--- a/qlib.readthedocs.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-# .readthedocs.yml
-# Read the Docs configuration file
-# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
-
-# Required
-version: 2
-
-# Build documentation in the docs/ directory with Sphinx
-sphinx:
-  configuration: docs/conf.py
-
-# Build all formats
-formats: all
-
-# Optionally set the version of Python and requirements required to build your docs
-python:
-  version: 3.7
-  install:
-    - requirements: docs/requirements.txt
\ No newline at end of file