diff --git a/packages/website/ts/pages/wiki/wiki.tsx b/packages/website/ts/pages/wiki/wiki.tsx
index 55f532b110..268ced7738 100644
--- a/packages/website/ts/pages/wiki/wiki.tsx
+++ b/packages/website/ts/pages/wiki/wiki.tsx
@@ -95,6 +95,7 @@ export class Wiki extends React.Component<WikiProps, WikiState> {
                     menuSubsectionsBySection={menuSubsectionsBySection}
                     translate={this.props.translate}
                     sidebarHeader={sidebarHeader}
+                    style={{ zIndex: 1 }}
                 />
                 {_.isUndefined(this.state.articlesBySection) ? (
                     <div className="col col-12" style={mainContainersStyle}>