diff --git a/doc/changelog.d/3975.dependencies.md b/doc/changelog.d/3975.dependencies.md
new file mode 100644
index 00000000000..c370f70205f
--- /dev/null
+++ b/doc/changelog.d/3975.dependencies.md
@@ -0,0 +1 @@
+build: bump plotly from 6.1.1 to 6.1.2 in the documentation group
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 410de21ad89..5e68232e7df 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -100,7 +100,7 @@ doc = [
     "nbformat==5.10.4",
     "numpydoc==1.8.0",
     "pandas==2.2.3",
-    "plotly==6.1.1",
+    "plotly==6.1.2",
     "pyiges[full]==0.3.1",
     "pypandoc==1.15",
     "pytest-sphinx==0.6.3",