diff --git a/packages/material-ui/src/Checkbox/Checkbox.js b/packages/material-ui/src/Checkbox/Checkbox.js
index 45fdf813e9868f..4b683c74b71a42 100644
--- a/packages/material-ui/src/Checkbox/Checkbox.js
+++ b/packages/material-ui/src/Checkbox/Checkbox.js
@@ -118,7 +118,7 @@ Checkbox.propTypes = {
    */
   color: PropTypes.oneOf(['primary', 'secondary', 'default']),
   /**
-   * If `true`, the switch will be disabled.
+   * If `true`, the checkbox will be disabled.
    */
   disabled: PropTypes.bool,
   /**
diff --git a/packages/material-ui/src/Radio/Radio.js b/packages/material-ui/src/Radio/Radio.js
index 1758d3f27b4efc..f7c00b2271ca3c 100644
--- a/packages/material-ui/src/Radio/Radio.js
+++ b/packages/material-ui/src/Radio/Radio.js
@@ -122,7 +122,7 @@ Radio.propTypes = {
    */
   color: PropTypes.oneOf(['primary', 'secondary', 'default']),
   /**
-   * If `true`, the switch will be disabled.
+   * If `true`, the radio will be disabled.
    */
   disabled: PropTypes.bool,
   /**