diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 1ac87da4..6d5e1ffd 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -12,3 +12,4 @@ build:
       - pip install -e ".[docs,metrics-ner,nlstruct,srt-io-converter,webrtc-voice-detector]"
     pre_build:
       - jupyter-book config sphinx docs/
+      - sed "s/'sphinx_book_theme',//" docs/conf.py  # See https://github.com/executablebooks/jupyter-book/pull/2111
diff --git a/docs/examples/spacy/spacy_io.md b/docs/examples/spacy/spacy_io.md
index c52ebaa7..bc4b5e97 100644
--- a/docs/examples/spacy/spacy_io.md
+++ b/docs/examples/spacy/spacy_io.md
@@ -24,7 +24,8 @@ For this example, you should download the french spacy model. You can download i
 ```{code-cell} ipython3
 :tags: [remove-output]
 
-!python -m spacy download fr_core_news_sm
+import spacy.cli
+spacy.cli.download("fr_core_news_sm")
 ```
 
 Consider the following spacy document:
@@ -73,8 +74,7 @@ displacy.render(spacy_doc, style="ent")
 ---
 
 ```{code-cell} ipython3
-displacy.render(spacy_doc, style="span",options={"spans_key": "SECTION"})
-
+displacy.render(spacy_doc, style="span", options={"spans_key": "SECTION"})
 ```
 
 The spacy document has **2** entities and **1** span group called `SECTION`.
diff --git a/pyproject.toml b/pyproject.toml
index 203597c6..b28c345a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -160,7 +160,7 @@ all = [
     webrtc-voice-detector]""",
 ]
 docs = [
-  "jupyter-book==0.15.*",
+  "jupyter-book==1.0.*,",
   "matplotlib",
   "pandas>=1.4",
   "spacy>=3.4",
@@ -214,14 +214,8 @@ python = "3.10"
 
 [tool.hatch.envs.docs.scripts]
 config = "jupyter-book config sphinx docs/"
-build = [
-  "config",
-  "sphinx-build docs/ {args:docs/_build/html}",
-]
-serve = [
-  "config",
-  "sphinx-autobuild docs/ {args:docs/_build/html}",
-]
+build = "sphinx-build docs/ {args:docs/_build/html}"
+serve = "sphinx-autobuild docs/ {args:docs/_build/html}"
 
 [tool.coverage.run]
 source_pkgs = ["medkit", "tests"]