diff --git a/pyproject.toml b/pyproject.toml
index d654c93..c3eb25b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -53,7 +53,7 @@ dev-mkdocs = [
   "mkdocs-literate-nav == 0.6.3",
   "mkdocs-macros-plugin == 1.5.0",
   "mkdocs-material == 9.7.6",
-  "mkdocstrings[python] == 1.0.0",
+  "mkdocstrings[python] == 1.0.4",
   "mkdocstrings-python == 1.18.2",
   "frequenz-repo-config[lib] == 0.13.6",
 ]