diff --git a/src/app/components/dialog/dialog.ts b/src/app/components/dialog/dialog.ts
index 2d8fd9c1ec8..424a64f4844 100755
--- a/src/app/components/dialog/dialog.ts
+++ b/src/app/components/dialog/dialog.ts
@@ -598,7 +598,7 @@ export class Dialog implements AfterContentInit, OnInit, OnDestroy {
         return this.header !== null ? UniqueComponentId() + '_header' : null;
     }
 
-    focus(focusParentElement = this.contentViewChild.nativeElement) {
+    focus(focusParentElement = this.contentViewChild?.nativeElement) {
         let focusable = DomHandler.getFocusableElement(focusParentElement, '[autofocus]');
         if (focusable) {
             this.zone.runOutsideAngular(() => {