diff --git a/src/submissions/backend/db/models/submissions.py b/src/submissions/backend/db/models/submissions.py
index d5dc74c..a99f64b 100644
--- a/src/submissions/backend/db/models/submissions.py
+++ b/src/submissions/backend/db/models/submissions.py
@@ -1143,8 +1143,8 @@ class Wastewater(BasicSubmission):
     id = Column(INTEGER, ForeignKey('_basicsubmission.id'), primary_key=True)
     ext_technician = Column(String(64)) #: Name of technician doing extraction
     pcr_technician = Column(String(64)) #: Name of technician doing pcr
-    # pcr_info = Column(JSON) #: unstructured output from pcr table logger or user(Artic)
-    pcr_info = Column(NestedMutableJson)
+    # pcr_info = Column(JSON) 
+    pcr_info = Column(NestedMutableJson)#: unstructured output from pcr table logger or user(Artic)
 
     __mapper_args__ = __mapper_args__ = dict(polymorphic_identity="Wastewater", 
                            polymorphic_load="inline", 
diff --git a/src/submissions/frontend/widgets/submission_table.py b/src/submissions/frontend/widgets/submission_table.py
index 38118e7..0b159d7 100644
--- a/src/submissions/frontend/widgets/submission_table.py
+++ b/src/submissions/frontend/widgets/submission_table.py
@@ -275,7 +275,7 @@ class SubmissionsSheet(QTableView):
                     existing.append(new_run)
                     logger.debug(f"Setting: {existing}")
                     # sub.pcr_info = json.dumps(existing)
-                    sub.pcr_info = json.dumps(existing)
+                    sub.pcr_info = existing
                 except TypeError:
                     logger.error(f"Error updating!")
                     # sub.pcr_info = json.dumps([new_run])