diff --git a/packages/material-ui/src/Select/SelectInput.js b/packages/material-ui/src/Select/SelectInput.js
index 5653d7468369e6..d74958eac39eff 100644
--- a/packages/material-ui/src/Select/SelectInput.js
+++ b/packages/material-ui/src/Select/SelectInput.js
@@ -123,7 +123,7 @@ const SelectInput = React.forwardRef(function SelectInput(props, ref) {
     }
   };
 
-  const handleClick = event => {
+  const handleMouseDown = event => {
     update(true, event);
   };
 
@@ -322,7 +322,7 @@ const SelectInput = React.forwardRef(function SelectInput(props, ref) {
         aria-labelledby={`${labelId || ''} ${buttonId || ''}`}
         aria-haspopup="listbox"
         onKeyDown={handleKeyDown}
-        onMouseDown={disabled || readOnly ? null : handleClick}
+        onMouseDown={disabled || readOnly ? null : handleMouseDown}
         onBlur={handleBlur}
         onFocus={onFocus}
         {...SelectDisplayProps}