diff --git a/src/dialog.jsx b/src/dialog.jsx
index c324b8c619274f..8e51e60f4a8717 100644
--- a/src/dialog.jsx
+++ b/src/dialog.jsx
@@ -345,10 +345,7 @@ let DialogInline = React.createClass({
   },
 
   _requestClose(buttonClicked) {
-    warning(!this.props.hasOwnProperty('modal'),
-      'modal will be removed in favor of explicitly setting open and onRequestClose');
-
-    if (!buttonClicked && this.props.modal) {
+    if (!buttonClicked || this.props.modal) {
       return;
     }
 
@@ -464,8 +461,6 @@ const Dialog = React.createClass({
     warning(!(typeof this.props.onDismiss === 'function'),
       'onDismiss will be removed in favor of explicitly setting open and can be replaced by onRequestClose');
 
-    warning(!this.props.hasOwnProperty('modal'),
-      'modal will be removed in favor of explicitly setting open and onRequestClose');
   },