diff --git a/pyproject.toml b/pyproject.toml
index 46e6fc37..71412016 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ Changelog = "https://github.com/AllenNeuralDynamics/Aind.Behavior.VrForaging/rel
 
 [project.optional-dependencies]
 
-data = ["contraqctor<0.5.0"]
+data = ["contraqctor<0.6.0"]
 
 launcher = [
     "aind-clabe[aind-services]>=0.7",
diff --git a/src/aind_behavior_vr_foraging/data_qc.py b/src/aind_behavior_vr_foraging/data_qc.py
index 0a2bba07..fa36593d 100644
--- a/src/aind_behavior_vr_foraging/data_qc.py
+++ b/src/aind_behavior_vr_foraging/data_qc.py
@@ -210,7 +210,7 @@ def test_render_latency(self, max_latency: t.Optional[float] = None):
 
 def make_qc_runner(dataset: contract.Dataset) -> qc.Runner:
     _runner = qc.Runner()
-    loading_errors = dataset.load_all(strict=False)
+    dataset.load_all(strict=False)
     exclude: list[contract.DataStream] = []
     rig: AindVrForagingRig = dataset["Behavior"]["InputSchemas"]["Rig"].data
 
@@ -221,7 +221,7 @@ def make_qc_runner(dataset: contract.Dataset) -> qc.Runner:
                 exclude.append(stream)
 
     # Add the outcome of the dataset loading step to the automatic qc
-    _runner.add_suite(qc.contract.ContractTestSuite(loading_errors, exclude=exclude), group="Data contract")
+    _runner.add_suite(qc.contract.ContractTestSuite(dataset.collect_errors(), exclude=exclude), group="Data contract")
 
     # Add Harp tests for ALL Harp devices in the dataset
     for stream in (_r := dataset["Behavior"]):
diff --git a/uv.lock b/uv.lock
index 912e0c0a..5d68b282 100644
--- a/uv.lock
+++ b/uv.lock
@@ -96,7 +96,7 @@ requires-dist = [
     { name = "aind-behavior-vr-foraging", extras = ["data"], marker = "extra == 'launcher'" },
     { name = "aind-clabe", extras = ["aind-services"], marker = "extra == 'launcher'", specifier = ">=0.7" },
     { name = "aind-data-schema", marker = "extra == 'launcher'", specifier = ">=2" },
-    { name = "contraqctor", marker = "extra == 'data'", specifier = "<0.5.0" },
+    { name = "contraqctor", marker = "extra == 'data'", git = "https://github.com/AllenNeuralDynamics/contraqctor.git?rev=v0.5.0rc1" },
     { name = "pydantic-settings" },
 ]
 provides-extras = ["data", "launcher"]
@@ -548,8 +548,8 @@ wheels = [
 
 [[package]]
 name = "contraqctor"
-version = "0.4.9"
-source = { registry = "https://pypi.org/simple" }
+version = "0.5.0rc1"
+source = { git = "https://github.com/AllenNeuralDynamics/contraqctor.git?rev=v0.5.0rc1#8997665fa1fcb1c7b8147ead79e747198f8b7445" }
 dependencies = [
     { name = "aind-behavior-services" },
     { name = "harp-python" },
@@ -564,10 +564,6 @@ dependencies = [
     { name = "scipy" },
     { name = "semver" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/ba/9e/457b8bf87aac1b71e311519ee07fb6d643237e5b3f265a688eded522069f/contraqctor-0.4.9.tar.gz", hash = "sha256:2ab5ba8973ed4f0dc275830601cfa3c760872073e58c11a4433615f090c99d9f", size = 179255, upload-time = "2025-09-19T16:48:06.619Z" }
-wheels = [
-    { url = "https://files.pythonhosted.org/packages/25/37/7d24feaec06e6562fa4574018a6fa1d6cdd262bc2654d939d341a37576c2/contraqctor-0.4.9-py3-none-any.whl", hash = "sha256:56216c57f355d2866f1ea4a70d46320d66ad154fa13fa10a005b543ca1c47b9a", size = 55793, upload-time = "2025-09-19T16:48:05.307Z" },
-]
 
 [[package]]
 name = "cryptography"