diff --git a/src/gha_runner/clouddeployment.py b/src/gha_runner/clouddeployment.py
index 40d8f1c..e83ff87 100644
--- a/src/gha_runner/clouddeployment.py
+++ b/src/gha_runner/clouddeployment.py
@@ -147,8 +147,9 @@ def __post_init__(self):
         # We need to create runner tokens for use by the provider
         runner_tokens = self.gh.create_runner_tokens(self.count)
         self.cloud_params["gh_runner_tokens"] = runner_tokens
+        architecture = self.cloud_params.get("arch", "x64")
         release = self.gh.get_latest_runner_release(
-            platform="linux", architecture="x64"
+            platform="linux", architecture=architecture
         )
         self.cloud_params["runner_release"] = release
         self.provider = self.provider_type(**self.cloud_params)
diff --git a/tests/test_clouddeployment.py b/tests/test_clouddeployment.py
index 65af140..4d19e6e 100644
--- a/tests/test_clouddeployment.py
+++ b/tests/test_clouddeployment.py
@@ -36,6 +36,7 @@ def get_instance_mapping(self):
     def wait_until_removed(self, ids, **kwargs):
         pass
 
+
 class MockFailableWaitStop(StopCloudInstance):
     def __init__(self):
         self.instances = {"i-123": "runner-1"}
@@ -73,7 +74,9 @@ def deploy_instance(gh_mock):
 def test_deploy_instance_creation(deploy_instance, gh_mock):
     assert isinstance(deploy_instance.provider, MockStartCloudInstance)
     gh_mock.create_runner_tokens.assert_called_once_with(1)
-    gh_mock.get_latest_runner_release.assert_called_once()
+    gh_mock.get_latest_runner_release.assert_called_once_with(
+        platform="linux", architecture="x64"
+    )
 
 
 def test_deploy_instance_start_runners(deploy_instance, gh_mock):
@@ -127,17 +130,19 @@ def test_teardown_instance_failure(gh_mock, capsys):
     teardown.stop_runner_instances()
     captured = capsys.readouterr()
     catpured_output = captured.out
-    expected_output = ["Shutting down...",
+    expected_output = [
+        "Shutting down...",
         "Removing GitHub Actions Runner",
         "Removing runner runner-1",
         "::warning title=Failed to remove runner::Testing",
         "Removing instances...",
         "Waiting for instance to be removed...",
-        "Instances removed!"
+        "Instances removed!",
     ]
     actual_output = catpured_output.strip().split("\n")
     assert actual_output == expected_output
 
+
 def test_teardown_instance_failed_wait(gh_mock, capsys):
     with pytest.raises(SystemExit) as exit_info:
         teardown = TeardownInstance(