diff --git a/components/auto-complete/index.tsx b/components/auto-complete/index.tsx
index df43c64e02..865b80d7ca 100755
--- a/components/auto-complete/index.tsx
+++ b/components/auto-complete/index.tsx
@@ -31,8 +31,8 @@ export interface AutoCompleteProps extends AbstractSelectProps {
   optionLabelProp?: string;
   onChange?: (value: SelectValue) => void;
   onSelect?: (value: SelectValue, option: Object) => any;
-  onBlur?: () => any;
-  onFocus?: () => any;
+  onBlur?: (value: SelectValue) => void;
+  onFocus?: () => void;
   children?: ValidInputElement |
     React.ReactElement<OptionProps> |
     Array<React.ReactElement<OptionProps>>;
diff --git a/components/date-picker/wrapPicker.tsx b/components/date-picker/wrapPicker.tsx
index 84d4c1e553..358f068c4c 100644
--- a/components/date-picker/wrapPicker.tsx
+++ b/components/date-picker/wrapPicker.tsx
@@ -53,28 +53,28 @@ export default function wrapPicker(Picker: React.ComponentClass<any>, defaultFor
       onOpenChange(open);
     }
 
-    handleFocus = (e: React.FocusEventHandler<HTMLInputElement>) => {
+    handleFocus: React.FocusEventHandler<HTMLInputElement> = (e) => {
       const { onFocus } = this.props;
       if (onFocus) {
         onFocus(e);
       }
     }
 
-    handleBlur = (e: React.FocusEventHandler<HTMLInputElement>) => {
+    handleBlur: React.FocusEventHandler<HTMLInputElement> = (e) => {
       const { onBlur } = this.props;
       if (onBlur) {
         onBlur(e);
       }
     }
 
-    handleMouseEnter = (e: React.MouseEventHandler<HTMLInputElement>) => {
+    handleMouseEnter: React.MouseEventHandler<HTMLInputElement> = (e) => {
       const { onMouseEnter } = this.props;
       if (onMouseEnter) {
         onMouseEnter(e);
       }
     }
 
-    handleMouseLeave = (e: React.MouseEventHandler<HTMLInputElement>) => {
+    handleMouseLeave: React.MouseEventHandler<HTMLInputElement> = (e) => {
       const { onMouseLeave } = this.props;
       if (onMouseLeave) {
         onMouseLeave(e);
diff --git a/components/select/index.tsx b/components/select/index.tsx
index cf682f20e3..61ff73a67a 100755
--- a/components/select/index.tsx
+++ b/components/select/index.tsx
@@ -53,8 +53,8 @@ export interface SelectProps extends AbstractSelectProps {
   onChange?: (value: SelectValue, option: React.ReactElement<any> | React.ReactElement<any>[]) => void;
   onSelect?: (value: SelectValue, option: React.ReactElement<any>) => any;
   onDeselect?: (value: SelectValue) => any;
-  onBlur?: () => any;
-  onFocus?: () => any;
+  onBlur?: (value: SelectValue) => void;
+  onFocus?: () => void;
   onPopupScroll?: () => any;
   onInputKeyDown?: (e: React.KeyboardEvent<HTMLInputElement>) => void;
   onMouseEnter?: (e: React.MouseEvent<HTMLInputElement>) => any;