diff --git a/components/anchor/AnchorLink.tsx b/components/anchor/AnchorLink.tsx
index a19c661711..04b291cd00 100644
--- a/components/anchor/AnchorLink.tsx
+++ b/components/anchor/AnchorLink.tsx
@@ -4,13 +4,13 @@ import AnchorHelper, { scrollTo } from './anchorHelper';
 
 export interface AnchorLinkProps {
   href: string;
-  onClick: (href: string, component: Element) => void;
+  onClick?: (href: string, component: Element) => void;
   active?: boolean;
   prefixCls?: string;
   children?: any;
-  title?: React.ReactNode;
-  offsetTop: number;
-  bounds: number;
+  title: React.ReactNode;
+  offsetTop?: number;
+  bounds?: number;
   target?: () => HTMLElement | Window;
   affix?: boolean;
 }
diff --git a/components/anchor/index.tsx b/components/anchor/index.tsx
index 135b9fa2f6..f34d6d6a2f 100644
--- a/components/anchor/index.tsx
+++ b/components/anchor/index.tsx
@@ -6,8 +6,8 @@ import Affix from '../affix';
 import AnchorHelper, { getDefaultTarget } from './anchorHelper';
 
 export interface AnchorProps {
-  target: () => HTMLElement | Window;
-  children: React.ReactNode;
+  target?: () => HTMLElement | Window;
+  children?: React.ReactNode;
   prefixCls?: string;
   offsetTop?: number;
   bounds?: number;