diff --git a/web/gui2-topo-lib/projects/gui2-topo-lib/src/lib/gui2-topo-lib.module.ts b/web/gui2-topo-lib/projects/gui2-topo-lib/src/lib/gui2-topo-lib.module.ts
index 643c3d7..dcb6321 100644
--- a/web/gui2-topo-lib/projects/gui2-topo-lib/src/lib/gui2-topo-lib.module.ts
+++ b/web/gui2-topo-lib/projects/gui2-topo-lib/src/lib/gui2-topo-lib.module.ts
@@ -37,6 +37,7 @@
 import {FormsModule, ReactiveFormsModule} from '@angular/forms';
 import { GridsvgComponent } from './layer/gridsvg/gridsvg.component';
 import {TrafficService} from './traffic.service';
+import {LayoutService} from './layout.service';
 
 /**
  * ONOS GUI -- Topology View Module
@@ -75,7 +76,8 @@
     ],
     providers: [
         TopologyService,
-        TrafficService
+        TrafficService,
+        LayoutService
     ],
     exports: [
         BackgroundSvgComponent,