diff --git a/lib/core/src/lib/viewer/components/viewer.component.html b/lib/core/src/lib/viewer/components/viewer.component.html
index 70ab31033d8..f797c6bfd54 100644
--- a/lib/core/src/lib/viewer/components/viewer.component.html
+++ b/lib/core/src/lib/viewer/components/viewer.component.html
@@ -8,7 +8,7 @@
          cdkTrapFocusAutoCapture>
         <ng-content select="adf-viewer-toolbar"></ng-content>
         <ng-container *ngIf="showToolbar && !toolbar">
-            <adf-toolbar id="adf-viewer-toolbar" class="adf-viewer-toolbar" >
+            <adf-toolbar id="adf-viewer-toolbar" class="adf-viewer-toolbar">
                 <adf-toolbar-title>
 
                     <ng-container *ngIf="allowLeftSidebar">