diff --git a/components/progress/index.en-US.md b/components/progress/index.en-US.md
index c5e6ded3ef..023c3066e8 100644
--- a/components/progress/index.en-US.md
+++ b/components/progress/index.en-US.md
@@ -50,7 +50,7 @@ Properties that shared by all types.
 | success | Configs of successfully progress bar | { percent: number, strokeColor: string } | - | - |
 | trailColor | The color of unfilled part | string | - | - |
 | type | To set the type, options: `line` `circle` `dashboard` | string | `line` |
-| size | Progress size | number \| \[number, number] \| "small" \| "default" | "default" | v5.3.0 |
+| size | Progress size | number \| \[number \| string, number] \| "small" \| "default" | "default" | v5.3.0 |
 
 ### `type="line"`
 
diff --git a/components/progress/index.zh-CN.md b/components/progress/index.zh-CN.md
index 43a803350a..61a9cc9b35 100644
--- a/components/progress/index.zh-CN.md
+++ b/components/progress/index.zh-CN.md
@@ -51,7 +51,7 @@ demo:
 | success | 成功进度条相关配置 | { percent: number, strokeColor: string } | - | - |
 | trailColor | 未完成的分段的颜色 | string | - | - |
 | type | 类型，可选 `line` `circle` `dashboard` | string | `line` | - |
-| size | 进度条的尺寸 | number \| \[number, number] \| "small" \| "default" | "default" | v5.3.0 |
+| size | 进度条的尺寸 | number \| \[number \| string, number] \| "small" \| "default" | "default" | v5.3.0 |
 
 ### `type="line"`
 
diff --git a/components/progress/progress.tsx b/components/progress/progress.tsx
index 9f7ea96b2e..dcc31c6465 100644
--- a/components/progress/progress.tsx
+++ b/components/progress/progress.tsx
@@ -50,7 +50,7 @@ export interface ProgressProps extends ProgressAriaProps {
   style?: React.CSSProperties;
   gapDegree?: number;
   gapPosition?: 'top' | 'bottom' | 'left' | 'right';
-  size?: number | [number, number] | ProgressSize;
+  size?: number | [number | string, number] | ProgressSize;
   steps?: number;
   /** @deprecated Use `success` instead */
   successPercent?: number;
diff --git a/components/progress/utils.ts b/components/progress/utils.ts
index 60c5f41453..9ea719e35f 100644
--- a/components/progress/utils.ts
+++ b/components/progress/utils.ts
@@ -1,7 +1,7 @@
 import { presetPrimaryColors } from '@ant-design/colors';
+import warning from '../_util/warning';
 import type { CircleProps } from './Circle';
 import type { ProgressProps } from './progress';
-import warning from '../_util/warning';
 
 export function validProgress(progress?: number) {
   if (!progress || progress < 0) {
@@ -35,10 +35,10 @@ export const getPercentage = ({ percent, success, successPercent }: ProgressProp
   return [realSuccessPercent, validProgress(validProgress(percent) - realSuccessPercent)];
 };
 
-export const getStrokeColor = ({ success = {}, strokeColor }: Partial<CircleProps>): (
-  | string
-  | Record<PropertyKey, string>
-)[] => {
+export const getStrokeColor = ({
+  success = {},
+  strokeColor,
+}: Partial<CircleProps>): (string | Record<PropertyKey, string>)[] => {
   const { strokeColor: successColor } = success;
   return [successColor || presetPrimaryColors.green, strokeColor || null!];
 };
@@ -62,7 +62,7 @@ export const getSize = (
     } else if (typeof size === 'number') {
       [width, height] = [size, size];
     } else {
-      [width = 14, height = 8] = size;
+      [width = 14, height = 8] = size as [number, number];
     }
     width *= steps;
   } else if (type === 'line') {
@@ -72,7 +72,7 @@ export const getSize = (
     } else if (typeof size === 'number') {
       [width, height] = [size, size];
     } else {
-      [width = -1, height = 8] = size;
+      [width = -1, height = 8] = size as [number, number];
     }
   } else if (type === 'circle' || type === 'dashboard') {
     if (typeof size === 'string' || typeof size === 'undefined') {
@@ -88,8 +88,8 @@ export const getSize = (
         );
       }
 
-      width = size[0] ?? size[1] ?? 120;
-      height = size[0] ?? size[1] ?? 120;
+      width = (size[0] ?? size[1] ?? 120) as number;
+      height = (size[0] ?? size[1] ?? 120) as number;
     }
   }
   return [width, height];