diff --git a/deploy/ecs/task-definition-worker.staging.json b/deploy/ecs/task-definition-worker.staging.json
index f9ef7d6c..6caf86e1 100644
--- a/deploy/ecs/task-definition-worker.staging.json
+++ b/deploy/ecs/task-definition-worker.staging.json
@@ -4,7 +4,7 @@
   "executionRoleArn": "${EXECUTION_ROLE_ARN}",
   "networkMode": "awsvpc",
   "requiresCompatibilities": ["FARGATE"],
-  "cpu": "512",
+  "cpu": "1024",
   "memory": "4096",
   "ephemeralStorage": {"sizeInGiB": 21},
   "runtimePlatform": {
diff --git a/deploy/ecs/test_render_task_definitions.py b/deploy/ecs/test_render_task_definitions.py
index 30248561..bbabbf8e 100644
--- a/deploy/ecs/test_render_task_definitions.py
+++ b/deploy/ecs/test_render_task_definitions.py
@@ -119,6 +119,17 @@ def test_staging_templates_preserve_expected_staging_configuration(
         assert environment_values[name] == value
 
 
+def test_staging_worker_preserves_evidence_selected_capacity() -> None:
+    """Worker capacity matches the staging load evidence recorded in issue 22."""
+    definition_path: Path = TEMPLATE_DIRECTORY / "task-definition-worker.staging.json"
+    definition: dict[str, object] = json.loads(
+        definition_path.read_text(encoding="utf-8")
+    )
+
+    assert definition["cpu"] == "1024"
+    assert definition["memory"] == "4096"
+
+
 def test_renderer_rejects_forbidden_s3_credential_variable() -> None:
     """Task definitions must never inject long-lived S3 credentials."""
     definition: dict[str, object] = {