diff --git a/poetry.lock b/poetry.lock
index 2309448b..d757c063 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 = "aiohappyeyeballs"
@@ -743,7 +743,7 @@ description = "Read resources from Python packages"
 optional = false
 python-versions = ">=3.8"
 groups = ["main", "dev"]
-markers = "python_version < \"3.10\""
+markers = "python_version == \"3.9\""
 files = [
     {file = "importlib_resources-6.4.5-py3-none-any.whl", hash = "sha256:ac29d5f956f01d5e4bb63102a5a19957f1b9175e45649977264a1416783bb717"},
     {file = "importlib_resources-6.4.5.tar.gz", hash = "sha256:980862a1d16c9e147a59603677fa2aa5fd82b87f223b6cb870695bcfce830065"},
@@ -1689,10 +1689,8 @@ description = "A framework for building Singer taps"
 optional = false
 python-versions = ">=3.9"
 groups = ["main", "dev"]
-files = [
-    {file = "singer_sdk-0.45.10-py3-none-any.whl", hash = "sha256:50bf84d3dd01784798c01d24183a1b9979b55c5b40a00da9fa8c905f9e0400cb"},
-    {file = "singer_sdk-0.45.10.tar.gz", hash = "sha256:fc697badd0c43e0edf59f797bc25e711ab334879c68b235f72fd82dd41f2e724"},
-]
+files = []
+develop = false
 
 [package.dependencies]
 backoff = {version = ">=2.0.0", markers = "python_version < \"4\""}
@@ -1727,6 +1725,12 @@ 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 = "aa54e2593eb1c4abf6303a6b75d7a7979f854a14"
+
 [[package]]
 name = "six"
 version = "1.16.0"
@@ -2026,4 +2030,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.9"
-content-hash = "18ed0757f257a79704fe0f881825a18ae0f7ec8916a1b001843996d220b8f303"
+content-hash = "6b388014cebf284613468b0a2f25bf64fc14215ae5fd9927cc84f1d2f94ed046"
diff --git a/pyproject.toml b/pyproject.toml
index 85cda79c..9d96bbd2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,13 +20,13 @@ pendulum = "~=3.0.0"
 requests = "~=2.32"
 
 [tool.poetry.dependencies."singer-sdk"]
-version = "~=0.45.1"
+git = "https://github.com/meltano/sdk.git"
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">=8.2"
 
 [tool.poetry.group.dev.dependencies."singer-sdk"]
-version = "~=0.45.1"
+git = "https://github.com/meltano/sdk.git"
 extras = ["testing"]
 
 [tool.poetry.group.typing.dependencies]