diff --git a/packages/common/src/interfaces/slickNamespace.interface.ts b/packages/common/src/interfaces/slickNamespace.interface.ts
index 4a80894ab..1ab534c01 100644
--- a/packages/common/src/interfaces/slickNamespace.interface.ts
+++ b/packages/common/src/interfaces/slickNamespace.interface.ts
@@ -60,7 +60,7 @@ export interface SlickNamespace {
     DataView: new (options?: DataViewOption) => SlickDataView;
 
     /** Slick AJAX Remote Data store implementation. */
-    RemoteModel: new () => SlickRemoteModel;
+    RemoteModel?: new () => SlickRemoteModel;
 
     /**
      * Provides item metadata for group (Slick.Group) and totals (Slick.Totals) rows produced by the DataView.
diff --git a/packages/common/src/services/translater.service.ts b/packages/common/src/services/translater.service.ts
index e3a923286..16babfdd9 100644
--- a/packages/common/src/services/translater.service.ts
+++ b/packages/common/src/services/translater.service.ts
@@ -3,7 +3,7 @@ import { PubSubService } from './pubSub.service';
 export type TranslateServiceEventName = 'onLanguageChanged';
 
 export abstract class TranslaterService {
-  eventName: TranslateServiceEventName;
+  eventName?: TranslateServiceEventName;
 
   /**
    * Add an optional Pub/Sub Messaging Service,