diff --git a/src/app/datasources/stores/model.store.ts b/src/app/datasources/stores/model.store.ts
index 4f430e6..b26c262 100644
--- a/src/app/datasources/stores/model.store.ts
+++ b/src/app/datasources/stores/model.store.ts
@@ -29,6 +29,7 @@
   query(model: string, apiUrl?: string): Observable<any>;
   get(model: string, id: string | number): Observable<any>;
   search(modelName: string): any[];
+  clean(): void;
 }
 
 export class XosModelStore implements IXosModelStoreService {
@@ -54,6 +55,10 @@
     this.efficientNext = this.XosDebouncer.debounce(this.next, 500, this, false);
   }
 
+  public clean() {
+    this._collections = {};
+  }
+
   public query(modelName: string, apiUrl?: string): Observable<any> {
     this.$log.debug(`[XosModelStore] QUERY: ${modelName}`);
     // if there isn't already an observable for that item