diff --git a/src/renderer/components/windows-title-bar.tsx b/src/renderer/components/windows-title-bar.tsx
index 29bb6b5c..44113616 100644
--- a/src/renderer/components/windows-title-bar.tsx
+++ b/src/renderer/components/windows-title-bar.tsx
@@ -257,7 +257,7 @@ export default class WindowsTitleBar extends React.Component<{}, IState> {
     private updateTitleBar(): void {
         const { isFullScreen, titleBarHeight } = this.state;
         const contentWrapper = document.getElementById('content-wrapper');
-        const appView = document.getElementsByClassName('jss3')[0] as HTMLElement;
+        const appView = document.getElementsByClassName('jss1')[0] as HTMLElement;
         const root = document.getElementById('root');
         const railContainer = document.getElementsByClassName('ReactRail-container-2')[0] as HTMLElement;
         const railList = document.getElementsByClassName('railList')[0] as HTMLElement;