diff --git a/.readthedocs.yml b/.readthedocs.yml
index 007bc029a9a96a70b329efaeeed43a715484f539..52779b4d6fd8a8e0c804b5f18ef1312cc394a581 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -5,4 +5,5 @@ sphinx:
 python:
    version: 3.7
    install:
-    - requirements: docs/requirements.txt
+     - method: setuptools
+       path: .
diff --git a/docs/requirements.txt b/docs/requirements.txt
deleted file mode 100644
index 01cee6c47d60b8b08e1e9f8516c593c810bedc17..0000000000000000000000000000000000000000
--- a/docs/requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
-parl