diff --git a/src/chart/chart-types.ts b/src/chart/chart-types.ts
index 842dd78..597ca74 100644
--- a/src/chart/chart-types.ts
+++ b/src/chart/chart-types.ts
@@ -3,6 +3,10 @@ import { ChartType, ChartData, ChartOptions, DefaultDataPoint } from 'chart.js';
 export const EVENT_CHART_CHANGED: string = "chart/changed";
 export const EVENT_CHART_PARSE: string = "chart/parse";
 
+export type Toto = {
+  yo: string;
+};
+
 export type OptionsParameters = {
   chart: ChartType;
   featuresUsePalette?: boolean;
diff --git a/src/chart/chart.tsx b/src/chart/chart.tsx
index 0e70667..fd25956 100644
--- a/src/chart/chart.tsx
+++ b/src/chart/chart.tsx
@@ -1,7 +1,7 @@
 // import { useEffect, useState } from 'react';
 import { Box } from '@mui/material';
 import { ChartType, ChartData, ChartOptions, DefaultDataPoint, Plugin } from 'chart.js';
-import { ChartPayloadChanged, ChartPayloadParse, OptionsGeoChart, EVENT_CHART_CHANGED, EVENT_CHART_PARSE } from './chart-types';
+import { ChartPayloadChanged, ChartPayloadParse, OptionsGeoChart, EVENT_CHART_CHANGED, EVENT_CHART_PARSE, Toto } from './chart-types';
 import { formatGenericData, formatGenericOptions } from './chart-parser';
 import { ChartDoughnut } from './charts/chart-doughnut';
 import { ChartBarsVertical } from './charts/chart-bars-vertical';
@@ -9,12 +9,6 @@ import { ChartPie } from './charts/chart-pie';
 import { ChartLine } from './charts/chart-line';
 import styles from './chart.module.css';
 
-export type Toto = {
-  yo: string;
-};
-
-export * from './chart-types';
-
 console.log("geochart chart.tsx run");
 
 /**