diff --git a/website/src/components/guides/theming/defaults.ts b/website/src/components/guides/theming/defaults.ts
index eef927fbb..c2a77a7fa 100644
--- a/website/src/components/guides/theming/defaults.ts
+++ b/website/src/components/guides/theming/defaults.ts
@@ -108,6 +108,7 @@ const annotationsDefaults: CompleteTheme['annotations'] = {
 }
 
 const tooltipDefaults: CompleteTheme['tooltip'] = {
+    wrapper: {},
     container: {
         background: '#ffffff',
         color: extendedTheme.text.fill,