diff --git a/.readthedocs.yml b/.readthedocs.yml
index f1266aaf..48631bf2 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -29,4 +29,4 @@ sphinx:
 # See https://docs.readthedocs.io/en/stable/guides/reproducible-builds.html
 python:
   install:
-  - requirements: doc/requirements.txt
+  - pip install ".[all]"
diff --git a/doc/requirements.txt b/doc/requirements.txt
deleted file mode 100644
index bc1fcaec..00000000
--- a/doc/requirements.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-sphinx
-sphinx-copybutton
-python-docs-theme
diff --git a/requirements-dev.txt b/requirements-dev.txt
deleted file mode 100644
index 3cfcc7af..00000000
--- a/requirements-dev.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-numpy
-pytest
-pytest-cov
-sphinx