diff --git a/packages/composite-layers/src/core-layers/heatmap-layer/types.ts b/packages/composite-layers/src/core-layers/heatmap-layer/types.ts
index cab0f4070..953ec6001 100644
--- a/packages/composite-layers/src/core-layers/heatmap-layer/types.ts
+++ b/packages/composite-layers/src/core-layers/heatmap-layer/types.ts
@@ -1,5 +1,5 @@
-import type { IColorRamp } from '@antv/l7';
 import { CoreLayerOptions } from '../../core/core-layer';
+import { IColorRamp } from '../../types';
 
 /**
  * 热力普通图层 色带
diff --git a/packages/composite-layers/src/core-layers/raster-layer/types.ts b/packages/composite-layers/src/core-layers/raster-layer/types.ts
index 807e4ce4d..3d7003760 100644
--- a/packages/composite-layers/src/core-layers/raster-layer/types.ts
+++ b/packages/composite-layers/src/core-layers/raster-layer/types.ts
@@ -1,14 +1,5 @@
 import { CoreLayerOptions } from '../../core/core-layer';
-import { ShapeAttr } from '../../types';
-
-export interface IColorRamp {
-  /* 值域色带位置分布 */
-  positions: number[];
-  /* 值域色带颜色分布 */
-  colors: string[];
-  /* 值域色带比重分布 */
-  weights?: number[];
-}
+import { IColorRamp, ShapeAttr } from '../../types';
 
 export type RasterDataTileLayerStyleOptions = {
   /* 透明度 */
diff --git a/packages/composite-layers/src/types/common.ts b/packages/composite-layers/src/types/common.ts
index dda427b4e..ff694a7e4 100644
--- a/packages/composite-layers/src/types/common.ts
+++ b/packages/composite-layers/src/types/common.ts
@@ -11,6 +11,7 @@ import type {
   ILegendSegmentItem,
   ILegendClassificaItem,
   ILegend,
+  IColorRamp,
 } from '@antv/l7';
 import { BlendType } from '@antv/l7';
 
@@ -25,6 +26,7 @@ export type {
   ILegendClassificaItem,
   ILegend,
   Scene,
+  IColorRamp,
 };
 
 export { BlendType };