diff --git a/doc/source/changelog/888.dependencies.md b/doc/source/changelog/888.dependencies.md
new file mode 100644
index 0000000000..e98fa789ba
--- /dev/null
+++ b/doc/source/changelog/888.dependencies.md
@@ -0,0 +1 @@
+Bump libcst from 1.8.5 to 1.8.6
diff --git a/pyproject.toml b/pyproject.toml
index 08e559f1f4..a420639141 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -108,7 +108,7 @@ doc = [
   "jupyter-server==2.17.0",
   "jupyterlab==4.4.10",
   "jupytext==1.18.1",
-  "libcst==1.8.5",
+  "libcst==1.8.6",
   "matplotlib==3.10.7",
   "myst-parser==4.0.1",
   "nbconvert==7.16.6",