diff --git a/pyproject.toml b/pyproject.toml
index b472f1b..9d3d10d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ dependencies = [
     "requests",
     "scanspec",
     "deepdiff",
-    "heliotrapi >= v0.3.3",
+    "heliotrapi >= v0.4.1",
     "ophyd-async[ca,pva] >=0.21.2",
     "bluesky >= 1.16.0",
     "daq-config-server >= 1.5.3",
diff --git a/src/crystallography_bluesky/i15_1/callbacks/analysis_callback.py b/src/crystallography_bluesky/i15_1/callbacks/analysis_callback.py
index 6e3695e..46b5bd8 100644
--- a/src/crystallography_bluesky/i15_1/callbacks/analysis_callback.py
+++ b/src/crystallography_bluesky/i15_1/callbacks/analysis_callback.py
@@ -12,15 +12,26 @@
 class TriggerAnalysisCallback(CallbackBase):
     """A callback that will pass the nexus file location to analysis on a plan end."""
 
-    def __init__(self, analysis_url: str, analysis_name: str, **kwargs: Any):
+    def __init__(
+        self,
+        analysis_url: str,
+        analysis_name: str,
+        username: str | None = None,
+        password: str | None = None,
+        **kwargs: Any,
+    ):
         """Create a callback to trigger analysis on plan end.
 
         Args:
             analysis_url (str): The url where the analysis listener is running.
             analysis_name (str): The name of the analysis to trigger.
+            username (str or None): The username for heliotrapi
+            password (str or None): The password for heliotrapi
             **kwargs: Additional kwargs passed on to the analysis
         """
-        self._client = AnalysisClient(analysis_url)
+        self._client = AnalysisClient(
+            base_url=analysis_url, username=username, password=password
+        )
         self._analysis_name = analysis_name
         self._kwargs = kwargs
         self.request_id = None
diff --git a/src/crystallography_bluesky/i15_1/plans/centre_sample.py b/src/crystallography_bluesky/i15_1/plans/centre_sample.py
index efe080d..5de00d7 100644
--- a/src/crystallography_bluesky/i15_1/plans/centre_sample.py
+++ b/src/crystallography_bluesky/i15_1/plans/centre_sample.py
@@ -1,3 +1,4 @@
+import os
 from typing import Any
 
 import bluesky.plan_stubs as bps
@@ -57,6 +58,8 @@ def centre_sample(
         I15_1_ANALYSIS_URL,
         "sample_alignment_i15_1",
         beamline="i15-1",
+        username=os.getenv("HELIOTRAPI_USERNAME"),
+        password=os.getenv("HELIOTRAPI_PASSWORD"),
     )
 
     yield from bps.mv(
diff --git a/uv.lock b/uv.lock
index 1a32a62..6d7c915 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1066,7 +1066,7 @@ requires-dist = [
     { name = "deepdiff" },
     { name = "dls-dodal", git = "https://github.com/DiamondLightSource/dodal.git?rev=main" },
     { name = "h5py" },
-    { name = "heliotrapi", specifier = ">=0.3.3" },
+    { name = "heliotrapi", specifier = ">=0.4.1" },
     { name = "ispyb" },
     { name = "matplotlib" },
     { name = "numpy", specifier = ">=2.2.6" },
@@ -1557,7 +1557,7 @@ wheels = [
 
 [[package]]
 name = "heliotrapi"
-version = "0.3.3"
+version = "0.4.4.1"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "event-model" },
@@ -1576,9 +1576,9 @@ dependencies = [
     { name = "stomp-py" },
     { name = "uvicorn" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/49/98/163ae4261b86db25541eaf93b17d71db977e9abc002e37eb6bb33b1ab147/heliotrapi-0.3.3.tar.gz", hash = "sha256:d47acda8b6030639cccde9a2d9d96f34c2b5b58197ec79215a16fe07a1086f2d", size = 775011, upload-time = "2026-09-29T08:50:03.036Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/01/ec/96ddd939768d323fcb1929a1d6c537bc2a5331fa42d3864bfbea6bb2c36a/heliotrapi-0.4.4.1.tar.gz", hash = "sha256:d13b3a7a909e93c349cb340a2981d820822cf27cde9a6be933431fef53ddc124", size = 789511, upload-time = "2026-10-30T16:12:14.647Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/66/ff/7ee1d5c638a7bff270251bfcd2ad5e23e0801402e890028a23e15c10f4af/heliotrapi-0.3.3-py3-none-any.whl", hash = "sha256:a1a9ceb600acfb9f919283b42d90350f0d43eaf69236d19e6848f03327a2770e", size = 55565, upload-time = "2026-09-29T08:50:01.787Z" },
+    { url = "https://files.pythonhosted.org/packages/65/35/65b77e1569f0c8f184b25d8209c33fbc2889b7ad61373be1c29b65f8c644/heliotrapi-0.4.4.1-py3-none-any.whl", hash = "sha256:b6787f3b51c36e924a42a3e3425a0fcb4358a9d088362b3fe771d69d8ad81bc7", size = 63155, upload-time = "2026-10-30T16:12:13.588Z" },
 ]
 
 [[package]]