diff --git a/poetry.lock b/poetry.lock
index f193cb4..d85f5bf 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1099,13 +1099,13 @@ test = ["covdefaults (>=2.3)", "coverage (>=7.2.7)", "coverage-enable-subprocess
 
 [[package]]
 name = "yamllint"
-version = "1.33.0"
+version = "1.34.0"
 description = "A linter for YAML files."
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "yamllint-1.33.0-py3-none-any.whl", hash = "sha256:28a19f5d68d28d8fec538a1db21bb2d84c7dc2e2ea36266da8d4d1c5a683814d"},
-    {file = "yamllint-1.33.0.tar.gz", hash = "sha256:2dceab9ef2d99518a2fcf4ffc964d44250ac4459be1ba3ca315118e4a1a81f7d"},
+    {file = "yamllint-1.34.0-py3-none-any.whl", hash = "sha256:33b813f6ff2ffad2e57a288281098392b85f7463ce1f3d5cd45aa848b916a806"},
+    {file = "yamllint-1.34.0.tar.gz", hash = "sha256:7f0a6a41e8aab3904878da4ae34b6248b6bc74634e0d3a90f0fb2d7e723a3d4f"},
 ]
 
 [package.dependencies]
@@ -1221,4 +1221,4 @@ multidict = ">=4.0"
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.11"
-content-hash = "ce6750f9443c287eae6f2211c84a1e56e96de60948de4774c82eee532c1eedbe"
+content-hash = "05f61d314cdeb72fa9fdd4722b7eca196a3ffb12d1a3e66ec7017dcb72e20e5a"
diff --git a/pyproject.toml b/pyproject.toml
index 300c208..aeb5ba3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,7 @@ mypy = "1.8.0"
 ruff = "0.2.1"
 aresponses = "3.0.0"
 syrupy = "4.6.0"
-yamllint = "1.33.0"
+yamllint = "1.34.0"
 
 [tool.poetry.urls]
 "Bug Tracker" = "https://github.com/jpbede/aioelectricitymaps/issues"