diff --git a/poetry.lock b/poetry.lock
index 8d063edd63..4d7d0a8303 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -272,14 +272,14 @@ files = [
 
 [[package]]
 name = "cfn-lint"
-version = "1.43.3"
+version = "1.43.4"
 description = "Checks CloudFormation templates for practices and behaviour that could potentially be improved"
 optional = false
 python-versions = ">=3.9"
 groups = ["main", "dev"]
 files = [
-    {file = "cfn_lint-1.43.3-py3-none-any.whl", hash = "sha256:bf839130964903566e0d3ae738884c84b1a1aba60853aeca2240caca405d8e63"},
-    {file = "cfn_lint-1.43.3.tar.gz", hash = "sha256:28ad830a84355c8b93bc557524df06131a7dd5d3c7e2cc7352a9903beeb4f704"},
+    {file = "cfn_lint-1.43.4-py3-none-any.whl", hash = "sha256:c15e7013083c253afbc08b0e1ed056d7b6d8cf0fff9711af778b53a27d24dc5e"},
+    {file = "cfn_lint-1.43.4.tar.gz", hash = "sha256:05021a9b9d2307860360d35e75558bc448f16b1e9a9279674ce457c3f7acef5b"},
 ]
 
 [package.dependencies]
@@ -1940,4 +1940,4 @@ files = [
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.12"
-content-hash = "af3b7f421a4d6b94db422c0e899cc6efd033030648a5c45ccaa030a16caf464a"
+content-hash = "c2c3668db33ebcaf569998b49fca123dd542ad899f789360f0236780c82245b3"
diff --git a/pyproject.toml b/pyproject.toml
index d6ebdcd629..e0a03163aa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,14 +38,14 @@ boto3 = "^1.42.30"
 argparse = "^1.4.0"
 pre-commit = "^4.5.1"
 pytest = "^9.0.2"
-cfn-lint = "^1.43.3"
+cfn-lint = "^1.43.4"
 pyjwt = {extras = ["crypto"], version = "^2.10.1"}
 
 [tool.poetry.scripts]
 
 [tool.poetry.group.dev.dependencies]
 pre-commit = "^4.5.1"
-cfn-lint = "^1.43.3"
+cfn-lint = "^1.43.4"
 black = "^26.1.0"
 flake8 = "^7.3.0"
 jinja2 = "^3.1.5"