diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index d8bd319..6624af5 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -9,23 +9,15 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.9"
-  jobs:
-    post_create_environment:
-      - pip install poetry==1.2.1
-      - poetry config virtualenvs.create false
-    post_install:
-      - poetry install -E docs
+    python: "3.11"
+
+python:
+  install:
+  - method: pip
+    path: .
+    extra_requirements:
+      - docs
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
    configuration: docs/conf.py
-
-# If using Sphinx, optionally build your docs in additional formats such as PDF
-# formats:
-#    - pdf
-
-## Optionally declare the Python requirements required to build your docs
-#python:
-#   install:
-#   - requirements: docs/requirements.txt
diff --git a/pyproject.toml b/pyproject.toml
index 8f5dcbc..642d7cf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,7 @@
+[build-system]
+requires = ["poetry-core>=1.1.0"]
+build-backend = "poetry.core.masonry.api"
+
 [tool.poetry]
 name = "derivative"
 version = "0.6.2"
@@ -22,24 +26,20 @@ scikit-learn = "^1"
 importlib-metadata = "^7.1.0"
 
 # docs
-sphinx = {version = "^5", optional = true}
-nbsphinx = {version = "^0.6.1", optional = true}
-ipykernel = {version = "^5.2.1", optional = true}
-jupyter_client = {version = "^6.1.3", optional = true}
+sphinx = {version = "7.2.6", optional = true}
+nbsphinx = {version = "^0.9.5", optional = true}
 matplotlib = {version = "^3.2.1", optional = true}
-#pandoc = {version = "^2.2", optional = true}
+ipython = {version = "^8.0.0, !=8.7.0", optional = true}
+
 
 # dev
 asv = {version = "^0.6", optional = true}
-pytest = {version = "^7", optional = true}
+pytest = {version = ">=7", optional = true}
 
 [tool.poetry.extras]
-docs = ["sphinx", "nbsphinx", "ipykernel", "jupyter_client", "matplotlib", "pandoc"]
+docs = ["sphinx", "nbsphinx", "matplotlib"]
 dev = ["asv", "pytest"]
 
-[build-system]
-requires = ["poetry-core>=1.1.0"]
-build-backend = "poetry.core.masonry.api"
 
 [tool.poetry.plugins.'derivative.hyperparam_opt']
 "kalman.default" = "derivative.utils:_default_kalman"