diff --git a/poetry.lock b/poetry.lock
index 84d0693..20b02a4 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -696,40 +696,6 @@ files = [
     {file = "packaging-23.2.tar.gz", hash = "sha256:048fb0e9405036518eaaf48a55953c750c11e1a1b68e0dd1a9d62ed0c092cfc5"},
 ]
 
-[[package]]
-name = "pendulum"
-version = "2.1.2"
-description = "Python datetimes made easy"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-files = [
-    {file = "pendulum-2.1.2-cp27-cp27m-macosx_10_15_x86_64.whl", hash = "sha256:b6c352f4bd32dff1ea7066bd31ad0f71f8d8100b9ff709fb343f3b86cee43efe"},
-    {file = "pendulum-2.1.2-cp27-cp27m-win_amd64.whl", hash = "sha256:318f72f62e8e23cd6660dbafe1e346950281a9aed144b5c596b2ddabc1d19739"},
-    {file = "pendulum-2.1.2-cp35-cp35m-macosx_10_15_x86_64.whl", hash = "sha256:0731f0c661a3cb779d398803655494893c9f581f6488048b3fb629c2342b5394"},
-    {file = "pendulum-2.1.2-cp35-cp35m-manylinux1_i686.whl", hash = "sha256:3481fad1dc3f6f6738bd575a951d3c15d4b4ce7c82dce37cf8ac1483fde6e8b0"},
-    {file = "pendulum-2.1.2-cp35-cp35m-manylinux1_x86_64.whl", hash = "sha256:9702069c694306297ed362ce7e3c1ef8404ac8ede39f9b28b7c1a7ad8c3959e3"},
-    {file = "pendulum-2.1.2-cp35-cp35m-win_amd64.whl", hash = "sha256:fb53ffa0085002ddd43b6ca61a7b34f2d4d7c3ed66f931fe599e1a531b42af9b"},
-    {file = "pendulum-2.1.2-cp36-cp36m-macosx_10_15_x86_64.whl", hash = "sha256:c501749fdd3d6f9e726086bf0cd4437281ed47e7bca132ddb522f86a1645d360"},
-    {file = "pendulum-2.1.2-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:c807a578a532eeb226150d5006f156632df2cc8c5693d778324b43ff8c515dd0"},
-    {file = "pendulum-2.1.2-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:2d1619a721df661e506eff8db8614016f0720ac171fe80dda1333ee44e684087"},
-    {file = "pendulum-2.1.2-cp36-cp36m-win_amd64.whl", hash = "sha256:f888f2d2909a414680a29ae74d0592758f2b9fcdee3549887779cd4055e975db"},
-    {file = "pendulum-2.1.2-cp37-cp37m-macosx_10_15_x86_64.whl", hash = "sha256:e95d329384717c7bf627bf27e204bc3b15c8238fa8d9d9781d93712776c14002"},
-    {file = "pendulum-2.1.2-cp37-cp37m-manylinux1_i686.whl", hash = "sha256:4c9c689747f39d0d02a9f94fcee737b34a5773803a64a5fdb046ee9cac7442c5"},
-    {file = "pendulum-2.1.2-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:1245cd0075a3c6d889f581f6325dd8404aca5884dea7223a5566c38aab94642b"},
-    {file = "pendulum-2.1.2-cp37-cp37m-win_amd64.whl", hash = "sha256:db0a40d8bcd27b4fb46676e8eb3c732c67a5a5e6bfab8927028224fbced0b40b"},
-    {file = "pendulum-2.1.2-cp38-cp38-macosx_10_15_x86_64.whl", hash = "sha256:f5e236e7730cab1644e1b87aca3d2ff3e375a608542e90fe25685dae46310116"},
-    {file = "pendulum-2.1.2-cp38-cp38-manylinux1_i686.whl", hash = "sha256:de42ea3e2943171a9e95141f2eecf972480636e8e484ccffaf1e833929e9e052"},
-    {file = "pendulum-2.1.2-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:7c5ec650cb4bec4c63a89a0242cc8c3cebcec92fcfe937c417ba18277d8560be"},
-    {file = "pendulum-2.1.2-cp38-cp38-win_amd64.whl", hash = "sha256:33fb61601083f3eb1d15edeb45274f73c63b3c44a8524703dc143f4212bf3269"},
-    {file = "pendulum-2.1.2-cp39-cp39-manylinux1_i686.whl", hash = "sha256:29c40a6f2942376185728c9a0347d7c0f07905638c83007e1d262781f1e6953a"},
-    {file = "pendulum-2.1.2-cp39-cp39-manylinux1_x86_64.whl", hash = "sha256:94b1fc947bfe38579b28e1cccb36f7e28a15e841f30384b5ad6c5e31055c85d7"},
-    {file = "pendulum-2.1.2.tar.gz", hash = "sha256:b06a0ca1bfe41c990bbf0c029f0b6501a7f2ec4e38bfec730712015e8860f207"},
-]
-
-[package.dependencies]
-python-dateutil = ">=2.6,<3.0"
-pytzdata = ">=2020.1"
-
 [[package]]
 name = "pkgutil-resolve-name"
 version = "1.3.10"
@@ -831,17 +797,6 @@ files = [
 [package.extras]
 cli = ["click (>=5.0)"]
 
-[[package]]
-name = "pytzdata"
-version = "2020.1"
-description = "The Olson timezone database for Python."
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-files = [
-    {file = "pytzdata-2020.1-py2.py3-none-any.whl", hash = "sha256:e1e14750bcf95016381e4d472bad004eef710f2d6417240904070b3d6654485f"},
-    {file = "pytzdata-2020.1.tar.gz", hash = "sha256:3efa13b335a00a8de1d345ae41ec78dd11c9f8807f522d39850f2dd828681540"},
-]
-
 [[package]]
 name = "pyyaml"
 version = "6.0.1"
@@ -1199,13 +1154,13 @@ files = [
 
 [[package]]
 name = "singer-sdk"
-version = "0.39.0"
+version = "0.39.1"
 description = "A framework for building Singer taps"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "singer_sdk-0.39.0-py3-none-any.whl", hash = "sha256:5b5aa4b485c360fb70af88c5d003b37b74c21c102adac21ea49fa023de860a23"},
-    {file = "singer_sdk-0.39.0.tar.gz", hash = "sha256:e5ab6975e44324be32d15e75e86cb2d6719fc6f6d4b95ee0670a8a70c70d73bc"},
+    {file = "singer_sdk-0.39.1-py3-none-any.whl", hash = "sha256:0c66709678d36f584db313f19c64c7d3b443c6879e5e476b2934918581fb213e"},
+    {file = "singer_sdk-0.39.1.tar.gz", hash = "sha256:1616ac22c6917ddf2267a53e8802c10247a5e742bfb284e9dc9632ef9dc50ca4"},
 ]
 
 [package.dependencies]
@@ -1220,10 +1175,8 @@ joblib = ">=1.3.0"
 jsonpath-ng = ">=1.5.3"
 jsonschema = ">=4.16.0"
 packaging = ">=23.1"
-pendulum = ">=2.1.0,<4"
 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-dateutil = ">=2.8.2"
 python-dotenv = ">=0.20"
 PyYAML = ">=6.0"
 referencing = ">=0.30.0"
@@ -1410,4 +1363,4 @@ s3 = ["fs-s3fs"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8,<4"
-content-hash = "0d85531431c90e021cf08b53df879464945e25a5184f2f27366dd4a9ef62e5e1"
+content-hash = "478f22d928c5895c7129490393e65282bcc44429f940144943c5ea5f69645b80"
diff --git a/pyproject.toml b/pyproject.toml
index 185d331..e3392db 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ packages = [
 
 [tool.poetry.dependencies]
 python = ">=3.8,<4"
-singer-sdk = { version="~=0.39.0" }
+singer-sdk = { version="~=0.39.1" }
 fs-s3fs = { version = "~=1.1.1", optional = true }
 requests = "~=2.32.3"
 cached-property = "~=1" # Remove after Python 3.7 support is dropped
@@ -25,7 +25,7 @@ boto3 = "^1.34.159"
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">=7.4.0"
-singer-sdk = { version="~=0.39.0", extras = ["testing"] }
+singer-sdk = { version="~=0.39.1", extras = ["testing"] }
 
 [tool.poetry.extras]
 s3 = ["fs-s3fs"]