diff --git a/poetry.lock b/poetry.lock
index dc76b893..03ce9f96 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -2682,17 +2682,17 @@ full = ["httpx (>=0.22.0)", "itsdangerous", "jinja2", "python-multipart", "pyyam
 
 [[package]]
 name = "temporalio"
-version = "1.8.0"
+version = "1.9.0"
 description = "Temporal.io Python SDK"
 optional = false
 python-versions = "<4.0,>=3.8"
 files = [
-    {file = "temporalio-1.8.0-cp38-abi3-macosx_10_9_x86_64.whl", hash = "sha256:c6acb217d4bd7297389db756dd9da73ef2bae17f6afee1faa8bf77be200e8b93"},
-    {file = "temporalio-1.8.0-cp38-abi3-macosx_11_0_arm64.whl", hash = "sha256:6ec61660631b2513ce710b468068135280996af105571126295c9645bf29ee22"},
-    {file = "temporalio-1.8.0-cp38-abi3-manylinux2014_aarch64.manylinux_2_17_aarch64.whl", hash = "sha256:4ee13d155dc917e7792b87d1e37b1a0e837c361deb722ccc294edaa5344f2fa2"},
-    {file = "temporalio-1.8.0-cp38-abi3-manylinux2014_x86_64.manylinux_2_17_x86_64.whl", hash = "sha256:6b67c115b6eaceddae373dc2c597e5ad5dd567282f4bb0ee63c99124f5f0c12d"},
-    {file = "temporalio-1.8.0-cp38-abi3-win_amd64.whl", hash = "sha256:6a45571c09859b6cbf33be26dd5d5fab7e7ee3625750a7b91ebde5770e61015b"},
-    {file = "temporalio-1.8.0.tar.gz", hash = "sha256:b9e239b8bfd60126a4b591c6e2e691392b69afc8cac9db452d692654bf85f9cc"},
+    {file = "temporalio-1.9.0-cp38-abi3-macosx_10_9_x86_64.whl", hash = "sha256:ee941702e8925e2c018b5c2d7b296f811205043654d7f9c4564d7fa6597f1989"},
+    {file = "temporalio-1.9.0-cp38-abi3-macosx_11_0_arm64.whl", hash = "sha256:101040090238d97b61d769e009f732409894d8f26596a3827662f2dde2862097"},
+    {file = "temporalio-1.9.0-cp38-abi3-manylinux2014_aarch64.manylinux_2_17_aarch64.whl", hash = "sha256:91f49b81823f8f44819cc48da0b730175acd793dc428e451e1824b48a4e41465"},
+    {file = "temporalio-1.9.0-cp38-abi3-manylinux2014_x86_64.manylinux_2_17_x86_64.whl", hash = "sha256:f516ae152935ec16afb65b7555486f161b427eaa4b411e945063e31da1a644eb"},
+    {file = "temporalio-1.9.0-cp38-abi3-win_amd64.whl", hash = "sha256:254267109e8e5cb3fa35b4719fdde5ec114b264f3b030ab5be6a69f697acdc5e"},
+    {file = "temporalio-1.9.0.tar.gz", hash = "sha256:932b56720a20401f333ffdaea157cc64d0f9d615a2fd16358bee56d9491bff77"},
 ]
 
 [package.dependencies]
@@ -3436,4 +3436,4 @@ testing = ["coverage[toml]", "zope.event", "zope.testing"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "2571c8acee413d5cba63a83f043c9f214ecacc7c73b76d15d82702146b19ba5f"
+content-hash = "18ee8c512339f34e5cd8361b1057df06e6d45eedd70d6ff70b893f0229f4bb78"
diff --git a/pyproject.toml b/pyproject.toml
index e91908d9..3b51617c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ packages = [
 
 [tool.poetry.dependencies]
 python = "^3.8"
-temporalio = "^1.8.0"
+temporalio = "^1.9.0"
 
 [tool.poetry.dev-dependencies]
 black = "^22.3.0"