diff --git a/packages/x-charts-pro/src/Heatmap/Heatmap.tsx b/packages/x-charts-pro/src/Heatmap/Heatmap.tsx
index f8757a5a99206..a2e34c9a90ee2 100644
--- a/packages/x-charts-pro/src/Heatmap/Heatmap.tsx
+++ b/packages/x-charts-pro/src/Heatmap/Heatmap.tsx
@@ -25,7 +25,7 @@ import {
 import { ChartContainerPro, ChartContainerProProps } from '../ChartContainerPro';
 import { HeatmapSeriesType } from '../models/seriesType/heatmap';
 import { HeatmapPlot } from './HeatmapPlot';
-import { plugin as heatmapPlugin } from './plugin';
+import { seriesConfig as heatmapSeriesConfig } from './seriesConfig';
 import { HeatmapTooltip, HeatmapTooltipProps } from './HeatmapTooltip';
 import { HeatmapItemSlotProps, HeatmapItemSlots } from './HeatmapItem';
 
@@ -97,7 +97,7 @@ const defaultColorMap = interpolateRgbBasis([
   '#084081',
 ]);
 
-const seriesConfig: ChartSeriesConfig<'heatmap'> = { heatmap: heatmapPlugin };
+const seriesConfig: ChartSeriesConfig<'heatmap'> = { heatmap: heatmapSeriesConfig };
 
 const Heatmap = React.forwardRef(function Heatmap(
   inProps: HeatmapProps,
diff --git a/packages/x-charts-pro/src/Heatmap/extremums.ts b/packages/x-charts-pro/src/Heatmap/seriesConfig/extremums.ts
similarity index 100%
rename from packages/x-charts-pro/src/Heatmap/extremums.ts
rename to packages/x-charts-pro/src/Heatmap/seriesConfig/extremums.ts
diff --git a/packages/x-charts-pro/src/Heatmap/getColor.ts b/packages/x-charts-pro/src/Heatmap/seriesConfig/getColor.ts
similarity index 100%
rename from packages/x-charts-pro/src/Heatmap/getColor.ts
rename to packages/x-charts-pro/src/Heatmap/seriesConfig/getColor.ts
diff --git a/packages/x-charts-pro/src/Heatmap/plugin.ts b/packages/x-charts-pro/src/Heatmap/seriesConfig/index.ts
similarity index 71%
rename from packages/x-charts-pro/src/Heatmap/plugin.ts
rename to packages/x-charts-pro/src/Heatmap/seriesConfig/index.ts
index b725cf80b36f1..ce83d74284fb7 100644
--- a/packages/x-charts-pro/src/Heatmap/plugin.ts
+++ b/packages/x-charts-pro/src/Heatmap/seriesConfig/index.ts
@@ -1,11 +1,11 @@
 import { ChartSeriesTypeConfig } from '@mui/x-charts/internals';
 import { getBaseExtremum } from './extremums';
-import formatter from './formatter';
+import seriesProcessor from './seriesProcessor';
 import getColor from './getColor';
 import tooltipGetter from './tooltip';
 
-export const plugin: ChartSeriesTypeConfig<'heatmap'> = {
-  seriesProcessor: formatter,
+export const seriesConfig: ChartSeriesTypeConfig<'heatmap'> = {
+  seriesProcessor,
   colorProcessor: getColor,
   legendGetter: () => [],
   tooltipGetter,
diff --git a/packages/x-charts-pro/src/Heatmap/formatter.ts b/packages/x-charts-pro/src/Heatmap/seriesConfig/seriesProcessor.ts
similarity index 74%
rename from packages/x-charts-pro/src/Heatmap/formatter.ts
rename to packages/x-charts-pro/src/Heatmap/seriesConfig/seriesProcessor.ts
index 5fb53bfc4b049..c1bb8fdcae8d8 100644
--- a/packages/x-charts-pro/src/Heatmap/formatter.ts
+++ b/packages/x-charts-pro/src/Heatmap/seriesConfig/seriesProcessor.ts
@@ -1,7 +1,7 @@
 import { SeriesProcessor, SeriesId } from '@mui/x-charts/internals';
-import { DefaultizedHeatmapSeriesType } from '../models/seriesType/heatmap';
+import { DefaultizedHeatmapSeriesType } from '../../models/seriesType/heatmap';
 
-const formatter: SeriesProcessor<'heatmap'> = (params) => {
+const seriesProcessor: SeriesProcessor<'heatmap'> = (params) => {
   const { series, seriesOrder } = params;
 
   const defaultizedSeries: Record<SeriesId, DefaultizedHeatmapSeriesType> = {};
@@ -21,4 +21,4 @@ const formatter: SeriesProcessor<'heatmap'> = (params) => {
   };
 };
 
-export default formatter;
+export default seriesProcessor;
diff --git a/packages/x-charts-pro/src/Heatmap/tooltip.ts b/packages/x-charts-pro/src/Heatmap/seriesConfig/tooltip.ts
similarity index 100%
rename from packages/x-charts-pro/src/Heatmap/tooltip.ts
rename to packages/x-charts-pro/src/Heatmap/seriesConfig/tooltip.ts