diff --git a/poetry.lock b/poetry.lock
index f6dd2eb..41fefc1 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.1.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.1.2 and should not be changed by hand.
 
 [[package]]
 name = "appdirs"
@@ -721,7 +721,7 @@ description = "Read resources from Python packages"
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
-markers = "python_version < \"3.10\""
+markers = "python_version == \"3.9\""
 files = [
     {file = "importlib_resources-6.5.2-py3-none-any.whl", hash = "sha256:789cfdc3ed28c78b67a06acb8126751ced69a3d5f79c095a98298cd8a760ccec"},
     {file = "importlib_resources-6.5.2.tar.gz", hash = "sha256:185f87adef5bcc288449d98fb4fba07cea78bc036455dd44c5fc4a2fe78fed2c"},
@@ -1654,15 +1654,13 @@ files = [
 
 [[package]]
 name = "singer-sdk"
-version = "0.45.11"
+version = "0.45.12.dev5+ga64b6b90"
 description = "A framework for building Singer taps"
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
-files = [
-    {file = "singer_sdk-0.45.11-py3-none-any.whl", hash = "sha256:8c47823642859817ccbbc9a983b9f704d553ecefc9bbfebcd9df504778439b96"},
-    {file = "singer_sdk-0.45.11.tar.gz", hash = "sha256:9188f0a61038e53211291d7497aad1959e6dbef81669d97712cdbc1e0675f2e6"},
-]
+files = []
+develop = false
 
 [package.dependencies]
 backoff = {version = ">=2.0.0", markers = "python_version < \"4\""}
@@ -1696,6 +1694,12 @@ s3 = ["fs-s3fs (>=1.1.1)", "s3fs (>=2024.9.0)"]
 ssh = ["paramiko (>=3.3.0)"]
 testing = ["pytest (>=7.2.1)"]
 
+[package.source]
+type = "git"
+url = "https://github.com/meltano/sdk.git"
+reference = "HEAD"
+resolved_reference = "a64b6b90a4f82482ca595ca77956260466442f5e"
+
 [[package]]
 name = "six"
 version = "1.17.0"
@@ -2040,4 +2044,4 @@ faker = ["faker"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.9"
-content-hash = "04b6e20755ceb7be3f8b6c38caf00f151a4b71a5af17dfe077d3ff304dff6e6a"
+content-hash = "3f0f2f2a0f939a9ee967987b01e865cf27285a54558324912045ebdd4396c30c"
diff --git a/pyproject.toml b/pyproject.toml
index 738efc7..60d737d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,7 @@ sqlalchemy = "~=2.0"
 sshtunnel = "0.4.0"
 
 [tool.poetry.dependencies.singer-sdk]
-version = "~=0.45.3"
+git = "https://github.com/meltano/sdk.git"
 
 [tool.poetry.extras]
 faker = ["faker"]