diff --git a/lib/galaxy/config/sample/datatypes_conf.xml.sample b/lib/galaxy/config/sample/datatypes_conf.xml.sample
index bfd3d07a683..253e25d9007 100644
--- a/lib/galaxy/config/sample/datatypes_conf.xml.sample
+++ b/lib/galaxy/config/sample/datatypes_conf.xml.sample
@@ -307,7 +307,8 @@
     <datatype extension="uniprotxml" type="galaxy.datatypes.proteomics:UniProtXML" mimetype="application/xml" display_in_upload="true"/>
     <datatype extension="xquest.xml" type="galaxy.datatypes.proteomics:XquestXML" mimetype="application/xml" display_in_upload="true"/>
     <datatype extension="spec.xml" type="galaxy.datatypes.proteomics:XquestSpecXML" mimetype="application/xml" display_in_upload="true"/>
-    <datatype extension="qcml" type="galaxy.datatypes.proteomics:QCML" mimetype="application/xml" display_in_upload="true" description="Quality control data in XML format (https://code.google.com/p/qcml/)."/>
+    <datatype extension="qcml" type="galaxy.datatypes.proteomics:QCML" mimetype="application/xml" display_in_upload="true" description="Mass spectrometry quality control data in XML format (https://code.google.com/p/qcml/)."/>
+    <datatype extension="mzqc" type="galaxy.datatypes.text:Json" subclass="true" display_in_upload="true" description="Mass spectrometry quality control data in JSON format (https://github.com/HUPO-PSI/mzQC)."/>
     <datatype extension="msp" type="galaxy.datatypes.proteomics:Msp" display_in_upload="true"/>
     <datatype extension="splib_noindex" type="galaxy.datatypes.proteomics:SPLibNoIndex" display_in_upload="true"/>
     <datatype extension="splib" type="galaxy.datatypes.proteomics:SPLib" display_in_upload="true"/>
diff --git a/lib/galaxy/model/store/__init__.py b/lib/galaxy/model/store/__init__.py
index ed59a4ad37a..828be6a54ef 100644
--- a/lib/galaxy/model/store/__init__.py
+++ b/lib/galaxy/model/store/__init__.py
@@ -272,8 +272,7 @@ class ModelImportStore(metaclass=abc.ABCMeta):
                         if attribute in dataset_attrs["dataset"]:
                             setattr(dataset_instance.dataset, attribute, dataset_attrs["dataset"][attribute])
                     self._attach_dataset_hashes(dataset_attrs["dataset"], dataset_instance)
-                    # TODO: Once we have a test...
-                    #    self._attach_dataset_sources(dataset_attrs["dataset"], dataset_instance)
+                    self._attach_dataset_sources(dataset_attrs["dataset"], dataset_instance)
                     if "id" in dataset_attrs["dataset"] and self.import_options.allow_edit:
                         dataset_instance.dataset.id = dataset_attrs["dataset"]["id"]
                     if job:
diff --git a/test/integration_selenium/test_dataset_details_source_transforms.py b/test/integration_selenium/test_dataset_details_source_transforms.py
index d9d44f9bcd6..c335ee013a1 100644
--- a/test/integration_selenium/test_dataset_details_source_transforms.py
+++ b/test/integration_selenium/test_dataset_details_source_transforms.py
@@ -80,3 +80,10 @@ class DatasetSourceTransformSeleniumIntegrationTestCase(PosixFileSourceSetup, Se
     def setUp(self):
         super().setUp()
         self._write_file_fixtures()
+
+
+class DatasetSourceTransformInModelStoreSeleniumIntegrationTestCase(DatasetSourceTransformSeleniumIntegrationTestCase):
+    @classmethod
+    def handle_galaxy_config_kwds(cls, config):
+        super().handle_galaxy_config_kwds(config)
+        config["metadata_strategy"] = "extended"