diff --git a/designer-chart/src/main/java/com/fr/extended/chart/AbstractExtendedChartUIProvider.java b/designer-chart/src/main/java/com/fr/extended/chart/AbstractExtendedChartUIProvider.java
index a1a088020..64b480853 100644
--- a/designer-chart/src/main/java/com/fr/extended/chart/AbstractExtendedChartUIProvider.java
+++ b/designer-chart/src/main/java/com/fr/extended/chart/AbstractExtendedChartUIProvider.java
@@ -14,10 +14,14 @@ import com.fr.design.mainframe.chart.gui.data.report.AbstractReportDataContentPa
 import com.fr.design.mainframe.chart.gui.data.table.AbstractTableDataContentPane;
 import com.fr.design.mainframe.chart.gui.type.AbstractChartTypePane;
 import com.fr.stable.fun.impl.AbstractProvider;
+import com.fr.stable.fun.mark.API;
+
+import static com.fr.design.chart.fun.ChartTypeUIProvider.CURRENT_API_LEVEL;
 
 /**
  * Created by shine on 2018/3/2.
  */
+@API(level = CURRENT_API_LEVEL)
 public abstract class AbstractExtendedChartUIProvider extends AbstractProvider implements ChartTypeUIProvider {
 
     protected abstract AbstractExtendedChartTableDataPane getTableDataSourcePane();