diff --git a/pyproject.toml b/pyproject.toml
index 1641b18c..82ad4946 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ dev = [
 docs = [
   "autodoc_pydantic",
   "jupytext",
-  "jupyter-book==1.0.2"
+  "jupyter-book==1.0.3"
 ]
 
 [tool.codespell]