diff --git a/gui/src/app/pages/HomePage/HomePage.tsx b/gui/src/app/pages/HomePage/HomePage.tsx
index 9a127ab0..453a527f 100644
--- a/gui/src/app/pages/HomePage/HomePage.tsx
+++ b/gui/src/app/pages/HomePage/HomePage.tsx
@@ -121,7 +121,7 @@ const HomePageChild: FunctionComponent<Props> = ({ width, height }) => {
 // the width of the left panel when it is expanded based on the overall width
 const determineLeftPanelWidth = (width: number) => {
     const minWidth = 250
-    const maxWidth = 500
+    const maxWidth = 400
     return Math.min(maxWidth, Math.max(minWidth, width / 4))
 }