diff --git a/poetry.lock b/poetry.lock
index 3255915bd..b727faf3b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -376,13 +376,13 @@ use-chardet-on-py3 = ["chardet (>=3.0.2,<6)"]
 
 [[package]]
 name = "ruamel-yaml"
-version = "0.17.40"
+version = "0.18.1"
 description = "ruamel.yaml is a YAML parser/emitter that supports roundtrip preservation of comments, seq/map flow style, and map key order"
 optional = false
 python-versions = ">=3"
 files = [
-    {file = "ruamel.yaml-0.17.40-py3-none-any.whl", hash = "sha256:b16b6c3816dff0a93dca12acf5e70afd089fa5acb80604afd1ffa8b465b7722c"},
-    {file = "ruamel.yaml-0.17.40.tar.gz", hash = "sha256:6024b986f06765d482b5b07e086cc4b4cd05dd22ddcbc758fa23d54873cf313d"},
+    {file = "ruamel.yaml-0.18.1-py3-none-any.whl", hash = "sha256:93907ef6c731ec1bcb41ab7ff99413945f5acfd7eee27785f2cb18b175dd5aae"},
+    {file = "ruamel.yaml-0.18.1.tar.gz", hash = "sha256:649a301890441d36ea9cb0f48d07353de82b8cbde2244387e7ef6b1d3b9ee6cd"},
 ]
 
 [package.dependencies]
@@ -498,4 +498,4 @@ dev = ["doc8", "flake8", "flake8-import-order", "rstcheck[sphinx]", "sphinx"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "c4f3db2a16de3e970579bd186e9e254b9ba13e6872a0a4db145974b73deff8a0"
+content-hash = "46f277bf0cdfc73b59dd225c690428340aa7427769c89d4608407e94908ba9a0"
diff --git a/pyproject.toml b/pyproject.toml
index 45faf7f3a..866ad73da 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ authors = ["Meltano Team"]
 [tool.poetry.dependencies]
 python = "^3.9"
 jsonschema = "^4.17.3"
-"ruamel.yaml" = "^0.17.40"
+"ruamel.yaml" = "^0.18.1"
 yamllint = "^1.32.0"
 requests = "^2.31.0"