diff --git a/pyproject.toml b/pyproject.toml
index 262e204e..d3cd0397 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,7 +58,7 @@ dev-mkdocs = [
   "mkdocs-macros-plugin == 1.5.0",
   "mkdocs-material == 9.7.7",
   "mkdocstrings[python] == 1.0.6",
-  "mkdocstrings-python == 2.0.7",
+  "mkdocstrings-python == 2.0.9",
   "pymdownx-superfence-filter-lines == 0.1.0",
   "griffe==2.3.0",
 ]
@@ -72,7 +72,7 @@ dev-noxfile = ["nox == 2026.8.17", "frequenz-repo-config[lib] == 0.19.0"]
 dev-pylint = [
   # For checking the noxfile, docs/ script, and tests
   "frequenz-channels[dev-mkdocs,dev-noxfile,dev-pytest]",
-  "pylint == 4.0.8",
+  "pylint == 4.0.9",
 ]
 dev-pytest = [
   "async-solipsism == 0.9",