diff --git a/src/core_modules/capture-core/components/WorkingLists/EventWorkingLists/epics/getEventListData.js b/src/core_modules/capture-core/components/WorkingLists/EventWorkingLists/epics/getEventListData.js
index 92003a5f08..808c2cb3cc 100644
--- a/src/core_modules/capture-core/components/WorkingLists/EventWorkingLists/epics/getEventListData.js
+++ b/src/core_modules/capture-core/components/WorkingLists/EventWorkingLists/epics/getEventListData.js
@@ -108,7 +108,7 @@ const getApiCategoriesQueryArgument = (categories: ?{ [id: string]: string}, cat
     const useNewSeparator = featureAvailable(FEATURES.newAocApiSeparator);
     return {
         attributeCc: categoryCombinationId,
-        attributeCos: Object
+        attributeCategoryOptions: Object
             .keys(categories)
 
             .map(key => categories[key])
diff --git a/src/core_modules/capture-core/components/WorkingLists/TeiWorkingLists/epics/teiViewEpics/helpers/getEventListData/getEventListData.js b/src/core_modules/capture-core/components/WorkingLists/TeiWorkingLists/epics/teiViewEpics/helpers/getEventListData/getEventListData.js
index 69a32c2f1f..2f0280d370 100644
--- a/src/core_modules/capture-core/components/WorkingLists/TeiWorkingLists/epics/teiViewEpics/helpers/getEventListData/getEventListData.js
+++ b/src/core_modules/capture-core/components/WorkingLists/TeiWorkingLists/epics/teiViewEpics/helpers/getEventListData/getEventListData.js
@@ -55,7 +55,7 @@ const createApiTEIsQueryArgs =
     pageSize,
     trackedEntity: trackedEntityIds,
     fields:
-    'trackedEntity,createdAt,orgUnit,attributes[attribute,value],enrollments[enrollment,status,orgUnit,enrolledAt]',
+    'trackedEntities,createdAt,orgUnits,attributes[attribute,value],enrollments[enrollment,status,orgUnit,enrolledAt]',
 });
 
 export const getEventListData = async (