diff --git a/packages/charts/react-charting/src/components/DeclarativeChart/DeclarativeChart.tsx b/packages/charts/react-charting/src/components/DeclarativeChart/DeclarativeChart.tsx
index 7c27bfc94b9112..ee2f9f254ff4a4 100644
--- a/packages/charts/react-charting/src/components/DeclarativeChart/DeclarativeChart.tsx
+++ b/packages/charts/react-charting/src/components/DeclarativeChart/DeclarativeChart.tsx
@@ -29,7 +29,7 @@ import { useTheme } from '@fluentui/react';
 
 export const UseIsDarkTheme = (): boolean => {
   const theme = useTheme();
-  return theme.isInverted;
+  return theme?.isInverted ?? false;
 };
 
 export interface Schema {