diff --git a/client/src/api/resources/collaborators.js b/client/src/api/resources/collaborators.js
index 79b8e3f755..40f452ada9 100644
--- a/client/src/api/resources/collaborators.js
+++ b/client/src/api/resources/collaborators.js
@@ -16,9 +16,9 @@ export default {
     };
   },
 
-  create(collaborators) {
+  create(entityType, entityId, collaborators) {
     return {
-      endpoint: `/api/v1/collaborators/create_from_roles`,
+      endpoint: `/api/v1/${entityType}/${entityId}/relationships/collaborators/create_from_roles`,
       method: "POST",
       options: {
         body: JSON.stringify({ data: collaborators })
diff --git a/client/src/backend/components/collaborator/AddForm/index.js b/client/src/backend/components/collaborator/AddForm/index.js
index ac86c7f913..e11acfbd5a 100644
--- a/client/src/backend/components/collaborator/AddForm/index.js
+++ b/client/src/backend/components/collaborator/AddForm/index.js
@@ -44,15 +44,14 @@ export default function AddCollaboratorForm({
     e.preventDefault();
 
     const data = {
-      attributes: {
-        roles
-      },
-      relationships: {
-        maker: { data: { id: makerId.id, type: "maker" } },
-        collaboratable: { data: { id: entityId, type: entityType } }
-      }
+      roles,
+      maker: { data: { id: makerId.id, type: "maker" } }
     };
-    const { errors } = await createCollaborator(data);
+    const { errors } = await createCollaborator(
+      `${entityType.toLowerCase()}s`,
+      entityId,
+      data
+    );
 
     if (!errors) {
       if (refresh) refresh();