diff --git a/doc/changelog.d/4255.dependencies.md b/doc/changelog.d/4255.dependencies.md
new file mode 100644
index 00000000000..f70b0230846
--- /dev/null
+++ b/doc/changelog.d/4255.dependencies.md
@@ -0,0 +1 @@
+Bump plotly from 6.3.0 to 6.3.1 in the documentation group
diff --git a/pyproject.toml b/pyproject.toml
index ab36bfc9dd8..2c5462b992f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -99,7 +99,7 @@ doc = [
   "nbformat==5.10.4",
   "numpydoc==1.9.0",
   "pandas==2.3.3",
-  "plotly==6.3.0",
+  "plotly==6.3.1",
   "pyiges[full]==0.3.2",
   "pypandoc==1.15",
   "pytest-sphinx==0.6.3",