diff --git a/spiffworkflow-backend/src/spiffworkflow_backend/api.yml b/spiffworkflow-backend/src/spiffworkflow_backend/api.yml
index 0d3a4afef..12b40160e 100755
--- a/spiffworkflow-backend/src/spiffworkflow_backend/api.yml
+++ b/spiffworkflow-backend/src/spiffworkflow_backend/api.yml
@@ -601,7 +601,7 @@ paths:
         description: Specifies the identifier of a report to use, if any
         schema:
           type: integer
-      - name: group_identifier
+      - name: user_group_identifier
         in: query
         required: false
         description: The identifier of the group to get the process instances for
@@ -714,7 +714,7 @@ paths:
         description: Specifies the identifier of a report to use, if any
         schema:
           type: integer
-      - name: group_identifier
+      - name: user_group_identifier
         in: query
         required: false
         description: The identifier of the group to get the process instances for
@@ -1328,7 +1328,7 @@ paths:
 
   /tasks/for-my-groups:
     parameters:
-      - name: group_identifier
+      - name: user_group_identifier
         in: query
         required: false
         description: The identifier of the group to get the tasks for
diff --git a/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_report_service.py b/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_report_service.py
index 773533ae2..82a35fc5c 100644
--- a/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_report_service.py
+++ b/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_report_service.py
@@ -380,7 +380,11 @@ class ProcessInstanceReportService:
                 ProcessInstanceModel.status.in_(ProcessInstanceModel.terminal_statuses())  # type: ignore
             )
 
-        if report_filter.with_relation_to_me is True:
+        if (
+            not report_filter.with_tasks_completed_by_me
+            and not report_filter.with_tasks_assigned_to_my_group
+            and report_filter.with_relation_to_me is True
+        ):
             process_instance_query = process_instance_query.outerjoin(
                 HumanTaskModel
             ).outerjoin(
@@ -410,17 +414,14 @@ class ProcessInstanceReportService:
             )
 
         if report_filter.with_tasks_assigned_to_my_group is True:
+            group_model_join_conditions = [GroupModel.id == HumanTaskModel.lane_assignment_id]
             if report_filter.user_group_identifier:
-                process_instance_query = process_instance_query.join(
-                    GroupModel,
-                    GroupModel.identifier == report_filter.user_group_identifier,
-                )
-            else:
-                process_instance_query = process_instance_query.join(HumanTaskModel)
-                process_instance_query = process_instance_query.join(
-                    GroupModel,
-                    GroupModel.id == HumanTaskModel.lane_assignment_id,
-                )
+                group_model_join_conditions.append(GroupModel.identifier == report_filter.user_group_identifier)
+            process_instance_query = process_instance_query.join(HumanTaskModel)
+            process_instance_query = process_instance_query.join(
+                GroupModel,
+                and_(*group_model_join_conditions)
+            )
             process_instance_query = process_instance_query.join(
                 UserGroupAssignmentModel,
                 UserGroupAssignmentModel.group_id == GroupModel.id,
diff --git a/spiffworkflow-frontend/src/components/TasksWaitingForMyGroups.tsx b/spiffworkflow-frontend/src/components/TasksWaitingForMyGroups.tsx
index b7515c916..dab0372b8 100644
--- a/spiffworkflow-frontend/src/components/TasksWaitingForMyGroups.tsx
+++ b/spiffworkflow-frontend/src/components/TasksWaitingForMyGroups.tsx
@@ -21,7 +21,7 @@ export default function TasksWaitingForMyGroups() {
       return (
         <TaskListTable
           apiPath="/tasks/for-my-groups"
-          additionalParams={`group_identifier=${userGroup}`}
+          additionalParams={`user_group_identifier=${userGroup}`}
           paginationQueryParamPrefix={`group-tasks-${userGroup}`}
           tableTitle={`Tasks waiting for group: ${userGroup}`}
           tableDescription={`This is a list of tasks for the ${userGroup} group. They can be completed by any member of the group.`}
diff --git a/spiffworkflow-frontend/src/routes/CompletedInstances.tsx b/spiffworkflow-frontend/src/routes/CompletedInstances.tsx
index c9528e93d..5c7ce445b 100644
--- a/spiffworkflow-frontend/src/routes/CompletedInstances.tsx
+++ b/spiffworkflow-frontend/src/routes/CompletedInstances.tsx
@@ -33,7 +33,7 @@ export default function CompletedInstances() {
             reportIdentifier="system_report_completed_instances_with_tasks_completed_by_my_groups"
             showReports={false}
             textToShowIfEmpty="This group has no completed instances at this time."
-            additionalParams={`group_identifier=${userGroup}`}
+            additionalParams={`user_group_identifier=${userGroup}`}
           />
         </>
       );