diff --git a/hugo/assets/ts/widgets/header.ts b/hugo/assets/ts/widgets/header.ts
index 5e1165afd4..80be0607d3 100644
--- a/hugo/assets/ts/widgets/header.ts
+++ b/hugo/assets/ts/widgets/header.ts
@@ -45,7 +45,7 @@ export class Header extends BaseWidget {
 
     public onScroll(): void {
         this.scrollY = window.scrollY;
-        this.scrollingDown = (this.scrollY > this.scrollYOld);
+        this.scrollingDown = (this.scrollY >= this.scrollYOld);
         this.scrollYOld = this.scrollY;
 
         if (!this.updateScheduled) {
diff --git a/hugo/assets/ts/widgets/tabs-nav.ts b/hugo/assets/ts/widgets/tabs-nav.ts
index af7c7177a0..f6219c6ecb 100644
--- a/hugo/assets/ts/widgets/tabs-nav.ts
+++ b/hugo/assets/ts/widgets/tabs-nav.ts
@@ -38,6 +38,10 @@ export class TabsNav extends BaseWidget {
     }
 
     public init(): void {
+        if (!this.tabList) {
+            return;
+        }
+
         this.checkPaginationEnabled();
 
         // Reset scroll + check for pagination on resize
@@ -63,6 +67,7 @@ export class TabsNav extends BaseWidget {
             this.handlePagination('next');
         });
     }
+
     public checkPaginationEnabled(): void {
         // Calculate if tablist doesn't fit in container
         const elemWidth = this.element.offsetWidth +