diff --git a/samples/react-page-navigator/src/Service/NavLinkBuilder.ts b/samples/react-page-navigator/src/Service/NavLinkBuilder.ts
index b4ec509f4..a49fbc980 100644
--- a/samples/react-page-navigator/src/Service/NavLinkBuilder.ts
+++ b/samples/react-page-navigator/src/Service/NavLinkBuilder.ts
@@ -1,3 +1,5 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
+
 export interface IHierarchyEntry<T extends IHierarchyEntry<T>> {
   links?: IHierarchyEntry<T>[];
 }
@@ -10,7 +12,7 @@ export class navLinkBuilder {
  * @param order place order of the new link
  * @returns navLinks
  */
- public static build<T extends IHierarchyEntry<T>>(currentLinks: T[], newLink: T, order: number) {
+ public static build<T extends IHierarchyEntry<T>>(currentLinks: T[], newLink: T, order: number): void {
   const lastIndex = currentLinks.length - 1;
   const startorder:number = (currentLinks as any).__startorder || 0;
 
diff --git a/samples/react-page-navigator/src/Service/SPService.ts b/samples/react-page-navigator/src/Service/SPService.ts
index ce1063820..f9cc420ba 100644
--- a/samples/react-page-navigator/src/Service/SPService.ts
+++ b/samples/react-page-navigator/src/Service/SPService.ts
@@ -15,9 +15,9 @@ export class SPService {
   private static GetAnchorUrl(headingValue: string): string {
     let anchorUrl = `#${headingValue
       .toLowerCase()
-      .replace(/[{}|\[\]\<\>#@"'^%`?;:\/=~\\\s\s]/g, " ")
+      .replace(/[{}|[\]<>#@"'^%`?;:/=~\\\s\s]/g, " ")
       .replace(/^(-|\s)*|(-|\s)*$/g, "")
-      .replace(/\'|\?|\\|\/| |\&/g, "-")
+      .replace(/'|\?|\\|\/| |&/g, "-")
       .replace(/-+/g, "-")
       .replace(/[+]/g, "%2B") // https://github.com/pnp/sp-dev-fx-webparts/issues/3686
       .substring(0, 128)}`;
@@ -56,6 +56,7 @@ export class SPService {
       const data = await context.spHttpClient.get(`${context.pageContext.web.absoluteUrl}/_api/sitepages/pages?$select=CanvasContent1&$filter=Url eq '${currentPageUrl}'`, SPHttpClient.configurations.v1);
       const jsonData = await data.json();
 
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
       let canvasContent1JSON: any[];
       try {
         const canvasContent1 = jsonData.value?.[0].CanvasContent1;
diff --git a/samples/react-page-navigator/src/webparts/pageNavigator/components/PageNavigator.tsx b/samples/react-page-navigator/src/webparts/pageNavigator/components/PageNavigator.tsx
index a65d78744..ca17cab91 100644
--- a/samples/react-page-navigator/src/webparts/pageNavigator/components/PageNavigator.tsx
+++ b/samples/react-page-navigator/src/webparts/pageNavigator/components/PageNavigator.tsx
@@ -17,17 +17,17 @@ export default class PageNavigator extends React.Component<IPageNavigatorProps,
     this.onLinkClick = this.onLinkClick.bind(this);
   }
 
-  public componentDidMount() {
+  public componentDidMount(): void {
     this.setState({ anchorLinks: this.props.anchorLinks, selectedKey: this.props.anchorLinks[0] ? this.props.anchorLinks[0].key : '' });
   }
 
-  public componentDidUpdate(prevProps: IPageNavigatorProps) {
+  public componentDidUpdate(prevProps: IPageNavigatorProps): void {
     if (JSON.stringify(prevProps.anchorLinks) !== JSON.stringify(this.props.anchorLinks)) {
       this.setState({ anchorLinks: this.props.anchorLinks, selectedKey: this.props.anchorLinks[0] ? this.props.anchorLinks[0].key : '' });
     }
   }
 
-  private onLinkClick(ev: React.MouseEvent<HTMLElement>, item?: INavLink) {
+  private onLinkClick(ev: React.MouseEvent<HTMLElement>, item?: INavLink): void {
     this.setState({ selectedKey: item.key });
   }