diff --git a/poetry.lock b/poetry.lock
index 9529103..f81e1d4 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -564,20 +564,6 @@ tomli = {version = ">=1", markers = "python_version < \"3.11\""}
 [package.extras]
 dev = ["argcomplete", "attrs (>=19.2)", "hypothesis (>=3.56)", "mock", "pygments (>=2.7.2)", "requests", "setuptools", "xmlschema"]
 
-[[package]]
-name = "pytest-durations"
-version = "1.2.0"
-description = "Pytest plugin reporting fixtures and test functions execution time."
-optional = false
-python-versions = ">=3.6.2"
-files = [
-    {file = "pytest-durations-1.2.0.tar.gz", hash = "sha256:75793f7c2c393a947de4a92cc205e8dcb3d7fcde492628926cca97eb8e87077d"},
-    {file = "pytest_durations-1.2.0-py3-none-any.whl", hash = "sha256:210c649d989fdf8e864b7f614966ca2c8be5b58a5224d60089a43618c146d7fb"},
-]
-
-[package.dependencies]
-pytest = ">=4.6"
-
 [[package]]
 name = "python-dotenv"
 version = "1.0.1"
@@ -966,13 +952,13 @@ files = [
 
 [[package]]
 name = "singer-sdk"
-version = "0.39.1"
+version = "0.40.0"
 description = "A framework for building Singer taps"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "singer_sdk-0.39.1-py3-none-any.whl", hash = "sha256:0c66709678d36f584db313f19c64c7d3b443c6879e5e476b2934918581fb213e"},
-    {file = "singer_sdk-0.39.1.tar.gz", hash = "sha256:1616ac22c6917ddf2267a53e8802c10247a5e742bfb284e9dc9632ef9dc50ca4"},
+    {file = "singer_sdk-0.40.0-py3-none-any.whl", hash = "sha256:eb54a1de031a8888adb5ba2d1236161e95b4f87522444c943229a122f4d6b1ee"},
+    {file = "singer_sdk-0.40.0.tar.gz", hash = "sha256:f9360cbfac187cf4f14338b181313cab5726c8d1314c5719f2e8212c375ca3cf"},
 ]
 
 [package.dependencies]
@@ -988,7 +974,6 @@ jsonpath-ng = ">=1.5.3"
 jsonschema = ">=4.16.0"
 packaging = ">=23.1"
 pytest = {version = ">=7.2.1", optional = true, markers = "extra == \"docs\" or extra == \"testing\""}
-pytest-durations = {version = ">=1.2.0", optional = true, markers = "extra == \"testing\""}
 python-dotenv = ">=0.20"
 PyYAML = ">=6.0"
 referencing = ">=0.30.0"
@@ -1001,11 +986,11 @@ urllib3 = ">=1.26,<2"
 
 [package.extras]
 docs = ["furo (>=2024.5.6)", "myst-parser (>=3)", "pytest (>=7.2.1)", "sphinx (>=7)", "sphinx-copybutton (>=0.5.2)", "sphinx-inline-tabs (>=2023.4.21)", "sphinx-notfound-page (>=1.0.0)", "sphinx-reredirects (>=0.1.5)"]
-faker = ["faker (>=22.5,<27.0)"]
+faker = ["faker (>=22.5)"]
 jwt = ["PyJWT (>=2.4,<3.0)", "cryptography (>=3.4.6)"]
-parquet = ["numpy (>=1.22)", "numpy (>=1.22,<1.25)", "pyarrow (>=13)"]
+parquet = ["numpy (>=1.22)", "numpy (>=1.22,<1.25)", "numpy (>=1.22,<2.1)", "pyarrow (>=13)"]
 s3 = ["fs-s3fs (>=1.1.1)"]
-testing = ["pytest (>=7.2.1)", "pytest-durations (>=1.2.0)"]
+testing = ["pytest (>=7.2.1)"]
 
 [[package]]
 name = "six"
@@ -1192,4 +1177,4 @@ test = ["big-O", "importlib-resources", "jaraco.functools", "jaraco.itertools",
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8"
-content-hash = "5a2e9866b3709b4e0dcadb12fb5a1566be2c69c1f86558f783424e10d318b1ef"
+content-hash = "b0d2eeae99338b91781d53ead2e9c6f1366fcd9b9193870f7f8d88061b43def9"
diff --git a/pyproject.toml b/pyproject.toml
index 41e2a19..5cdd69f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,12 +37,12 @@ keywords = [
 python = ">=3.8"
 colorama = "==0.4.*"
 requests-cache = "==1.2.*"
-singer-sdk = "==0.39.*"
+singer-sdk = "==0.40.*"
 structlog = "==24.4.*"
 
 [tool.poetry.group.dev.dependencies]
 pytest = "==8.*"
-singer-sdk = { version = "==0.39.*", extras = [
+singer-sdk = { version = "==0.40.*", extras = [
   "testing",
 ] }