diff --git a/src/mesa_legal_data/publisher/client.py b/src/mesa_legal_data/publisher/client.py
index 58cab4b..37c9daa 100644
--- a/src/mesa_legal_data/publisher/client.py
+++ b/src/mesa_legal_data/publisher/client.py
@@ -29,7 +29,7 @@ def __init__(
         self,
         settings: MesaTargetSettings,
         api_key: str | None = None,
-        timeout_seconds: float = 15.0,
+        timeout_seconds: float = 60.0,
     ):
         self.settings = settings
         self._api_key = api_key or os.environ.get("MESA_DATA_MESA_API_KEY") or os.environ.get("MESA_API_KEY")
diff --git a/src/mesa_legal_data/publisher/engine.py b/src/mesa_legal_data/publisher/engine.py
index e7065c8..4cf5e45 100644
--- a/src/mesa_legal_data/publisher/engine.py
+++ b/src/mesa_legal_data/publisher/engine.py
@@ -344,6 +344,8 @@ def execute_publish_delivery(
     expected_target_config_sha256: str | None = None,
     progress_callback: Callable[[dict[str, Any]], None] | None = None,
     is_cancelled_cb: Callable[[], bool] | None = None,
+    max_inline_polls: int = 5,
+    poll_interval_seconds: float = 0.5,
 ) -> dict[str, Any]:
     """
     Executes an end-to-end MESA v4 publish delivery:
@@ -499,7 +501,6 @@ def execute_publish_delivery(
 
             final_item_state = initial_state
             if initial_state in (MutationState.QUEUED.value, MutationState.PROCESSING.value):
-                # Poll mutation until terminal state
                 update_delivery_item_state(
                     conn,
                     item_id=item_id,
@@ -507,8 +508,9 @@ def execute_publish_delivery(
                     remote_mutation_id=remote_mutation_id,
                 )
                 poll_attempts = 0
-                while poll_attempts < 5:
-                    time.sleep(0.5)
+                while poll_attempts < max_inline_polls:
+                    if poll_interval_seconds > 0:
+                        time.sleep(poll_interval_seconds)
                     poll_res = client.get_mutation_status(remote_mutation_id or "")
                     polled_state = poll_res.get("state")
                     if polled_state in (
diff --git a/uv.lock b/uv.lock
index ad72af5..660e87b 100644
--- a/uv.lock
+++ b/uv.lock
@@ -26,16 +26,15 @@ wheels = [
 
 [[package]]
 name = "anyio"
-version = "4.11.0"
+version = "4.15.1"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "idna" },
-    { name = "sniffio" },
-    { name = "typing-extensions", marker = "python_full_version < '3.13'" },
+    { name = "typing-extensions" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/c6/78/7d432127c41b50bccba979505f272c16cbcadcc33645d5fa3a738110ae75/anyio-4.11.0.tar.gz", hash = "sha256:82a8d0b81e318cc5ce71a5f1f8b5c4e63619620b63141ef8c995fa0db95a57c4", size = 219094, upload-time = "2025-09-23T09:19:12.58Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/a9/d2/f4d173e22df740bc37b1db102b386ba719b66e95b0f0d751f556b387e6d2/anyio-4.15.1.tar.gz", hash = "sha256:9f28306018cbd6d329e64a36d58256edff76dd996fe423bc957326e578b82a94", size = 276966, upload-time = "2026-09-05T10:42:39.44Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/15/b3/9b1a8074496371342ec1e796a96f99c82c945a339cd81a8e73de28b4cf9e/anyio-4.11.0-py3-none-any.whl", hash = "sha256:0287e96f4d26d4149305414d4e3bc32f0dcd0862365a4bddea19d7a1ec38c4fc", size = 109097, upload-time = "2025-09-23T09:19:10.601Z" },
+    { url = "https://files.pythonhosted.org/packages/12/b8/4bd346e22b28902df4d651910f5242c28d84e4a5c2435ca5c3f797ed7e2e/anyio-4.15.1-py3-none-any.whl", hash = "sha256:6152fdbbf9a77fdec97731721bebf7c4c44f7c29b424b0065826173efc7ed101", size = 132079, upload-time = "2026-09-05T10:42:37.923Z" },
 ]
 
 [[package]]
@@ -1004,11 +1003,11 @@ wheels = [
 
 [[package]]
 name = "pypdf"
-version = "6.15.0"
+version = "6.19.0"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/17/17/ee75a92718ec7212de831e71454d702225aa5e474a805cce169806044453/pypdf-6.15.0.tar.gz", hash = "sha256:d39c4d955a76409284a905e2d65b40076d77ab76129e0faaeeb6612403ecfc79", size = 6993794, upload-time = "2026-08-06T13:06:49.929Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/1f/ac/63d71aaedb59acbcdef491e6ca6469165e3771c9c74358204818fd9bc5a6/pypdf-6.19.0.tar.gz", hash = "sha256:bbc43aca292369ccc6cbc8a921991ecf2538a3587ab5a116eff06c321d647155", size = 7033266, upload-time = "2026-09-16T09:32:05.946Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/af/72/ce3067ac31e214a66388159f8462ddb8c13dd00170f24d555a1f1ae8ee91/pypdf-6.15.0-py3-none-any.whl", hash = "sha256:14e001d6504822cb1ca9c7ed9a69bccb320f59b320730f55af804361abe4d5ee", size = 378123, upload-time = "2026-08-06T13:06:47.709Z" },
+    { url = "https://files.pythonhosted.org/packages/3c/2c/c43c03eaf630435f023f1dc61ec4a4a78951ad5530a62c71cc89bde307b7/pypdf-6.19.0-py3-none-any.whl", hash = "sha256:7e5d6e730e7dae87d560a2cee218b852f6498c8be61966f3cd02ead971e48d14", size = 395480, upload-time = "2026-09-16T09:32:04.087Z" },
 ]
 
 [[package]]
@@ -1270,15 +1269,6 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/b7/ce/149a00dd41f10bc29e5921b496af8b574d8413afcd5e30dfa0ed46c2cc5e/six-1.17.0-py2.py3-none-any.whl", hash = "sha256:4721f391ed90541fddacab5acf947aa0d3dc7d27b2e1e8eda2be8970586c3274", size = 11050, upload-time = "2024-12-04T17:35:26.475Z" },
 ]
 
-[[package]]
-name = "sniffio"
-version = "1.3.1"
-source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/a2/87/a6771e1546d97e7e041b6ae58d80074f81b7d5121207425c964ddf5cfdbd/sniffio-1.3.1.tar.gz", hash = "sha256:f4324edc670a0f49750a81b895f35c3adb843cca46f0530f79fc1babb23789dc", size = 20372, upload-time = "2024-02-25T23:20:04.057Z" }
-wheels = [
-    { url = "https://files.pythonhosted.org/packages/e9/44/75a9c9421471a6c4805dbf2356f7c181a29c1879239abab1ea2cc8f38b40/sniffio-1.3.1-py3-none-any.whl", hash = "sha256:2f6da418d1f1e0fddd844478f41680e794e6051915791a034ff65e5f100525a2", size = 10235, upload-time = "2024-02-25T23:20:01.196Z" },
-]
-
 [[package]]
 name = "sortedcontainers"
 version = "2.4.0"