diff --git a/webui/src/web-components/sketch-monaco-view.ts b/webui/src/web-components/sketch-monaco-view.ts
index 5fe57b1..8f542fe 100644
--- a/webui/src/web-components/sketch-monaco-view.ts
+++ b/webui/src/web-components/sketch-monaco-view.ts
@@ -652,6 +652,7 @@
           theme: "vs", // Always use light mode
           renderSideBySide: true,
           ignoreTrimWhitespace: false,
+          renderOverviewRuler: false, // Disable the overview ruler
           scrollbar: {
             vertical: "hidden",
             horizontal: "hidden",