diff --git a/poetry.lock b/poetry.lock
index 3af3641..6e54f22 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -367,6 +367,20 @@ files = [
     {file = "defusedxml-0.7.1.tar.gz", hash = "sha256:1bb3032db185915b62d7c6209c5a8792be6a32ab2fedacc84e01b52c51aa3e69"},
 ]
 
+[[package]]
+name = "deprecation"
+version = "2.1.0"
+description = "A library to handle automated deprecations"
+optional = false
+python-versions = "*"
+files = [
+    {file = "deprecation-2.1.0-py2.py3-none-any.whl", hash = "sha256:a10811591210e1fb0e768a8c25517cabeabcba6f0bf96564f8ff45189f90b14a"},
+    {file = "deprecation-2.1.0.tar.gz", hash = "sha256:72b3bde64e5d778694b0cf68178aed03d15e15477116add3fb773e581f9518ff"},
+]
+
+[package.dependencies]
+packaging = "*"
+
 [[package]]
 name = "docopt"
 version = "0.6.2"
@@ -1921,14 +1935,17 @@ url = "https://github.com/NHSDigital/splunk-packaging-toolkit-whl/releases/downl
 
 [[package]]
 name = "splunk-sdk"
-version = "1.7.4"
+version = "2.0.1"
 description = "The Splunk Software Development Kit for Python."
 optional = false
 python-versions = "*"
 files = [
-    {file = "splunk-sdk-1.7.4.tar.gz", hash = "sha256:8f3f149e3a0daf7526ed36882c109e4ec8080e417efe25d23f4578e86d38b9f2"},
+    {file = "splunk-sdk-2.0.1.tar.gz", hash = "sha256:a1cc9b24e0c9c79ef8e2845fedcca066638219eef0018163f97795dbfa367c67"},
 ]
 
+[package.dependencies]
+deprecation = "*"
+
 [[package]]
 name = "splunksplwrapper"
 version = "1.1.4"
@@ -2105,4 +2122,4 @@ testing = ["big-O", "flake8 (<5)", "jaraco.functools", "jaraco.itertools", "more
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.7,<3.10"
-content-hash = "6ecb4add39ab0b21e51a58f9774ac84af642fd1750cb0207d053c79a0d3bad57"
+content-hash = "0d0082211d738261c95b04360e2c9de14844074a9faecddf0128c2386812b969"
diff --git a/pyproject.toml b/pyproject.toml
index 835d8ac..850cd99 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ six = "1.16.0"
 splunk-add-on-ucc-framework = "^5.41.0"
 # todo: remove the path reference when this installs in a virtualenv ok
 splunk-packaging-toolkit = {url = "https://github.com/NHSDigital/splunk-packaging-toolkit-whl/releases/download/v2021.09.26.10.44/splunk_packaging_toolkit-1.0.1-py3-none-any.whl"}
-splunk-sdk = "1.7.4"
+splunk-sdk = "2.0.1"
 u-msgpack-python = "2.8.0"
 wheel = "0.42.0"
 splunk-appinspect = "^3.5.0"