diff --git a/packages/nimble-components/src/theme-provider/design-token-names.ts b/packages/nimble-components/src/theme-provider/design-token-names.ts
index dd16747a95..a3886de2f5 100644
--- a/packages/nimble-components/src/theme-provider/design-token-names.ts
+++ b/packages/nimble-components/src/theme-provider/design-token-names.ts
@@ -263,7 +263,8 @@ export const tokenNames: { readonly [key in TokenName]: string } = {
     calendarEventFillBlockedColor: 'calendar-event-fill-blocked-color',
     calendarGrabHandleBackgroundColor: 'calendar-grab-handle-background-color',
     calendarGridBorderColor: 'calendar-grid-border-color',
-    calendarGroupHeaderBackgroundColor: 'calendar-group-header-background-color',
+    calendarGroupHeaderBackgroundColor:
+        'calendar-group-header-background-color',
     toolbarHeight: 'toolbar-height'
 };