diff --git a/packages/office-ui-fabric-react/src/components/Panel/Panel.tsx b/packages/office-ui-fabric-react/src/components/Panel/Panel.tsx
index 7639093ad3adbc..a4c1ecef200e3a 100644
--- a/packages/office-ui-fabric-react/src/components/Panel/Panel.tsx
+++ b/packages/office-ui-fabric-react/src/components/Panel/Panel.tsx
@@ -220,7 +220,7 @@ export class Panel extends BaseComponent<IPanelProps, IPanelState> {
       <IconButton
         className={ css('ms-Panel-closeButton ms-PanelAction-close', styles.closeButton) }
         onClick={ this._onPanelClick }
-        aria-label={ closeButtonAriaLabel }
+        ariaLabel={ closeButtonAriaLabel }
         data-is-visible={ true }
         iconProps={ { iconName: 'Cancel' } }
       />
diff --git a/packages/office-ui-fabric-react/src/components/Panel/examples/Panel.SmallRight.Example.tsx b/packages/office-ui-fabric-react/src/components/Panel/examples/Panel.SmallRight.Example.tsx
index 4e86b6dbcbcc5e..ab2567a34294ac 100644
--- a/packages/office-ui-fabric-react/src/components/Panel/examples/Panel.SmallRight.Example.tsx
+++ b/packages/office-ui-fabric-react/src/components/Panel/examples/Panel.SmallRight.Example.tsx
@@ -25,6 +25,7 @@ export class PanelSmallRightExample extends React.Component<any, any> {
           type={ PanelType.smallFixedFar }
           onDismiss={ this._onClosePanel }
           headerText='Panel - Small, right-aligned, fixed, with footer'
+          closeButtonAriaLabel='Close'
           onRenderFooterContent={ () => {
             return (
               <div>
diff --git a/packages/office-ui-fabric-react/src/utilities/selection/SelectionZone.tsx b/packages/office-ui-fabric-react/src/utilities/selection/SelectionZone.tsx
index 4aff9b3d5b2f81..ded477edfedded 100644
--- a/packages/office-ui-fabric-react/src/utilities/selection/SelectionZone.tsx
+++ b/packages/office-ui-fabric-react/src/utilities/selection/SelectionZone.tsx
@@ -319,7 +319,8 @@ export class SelectionZone extends BaseComponent<ISelectionZoneProps, {}> {
           // For toggle elements, assuming they are rendered as buttons, they will generate a click event,
           // so we can no-op for any keydowns in this case.
           break;
-        } else if (target.tagName === 'BUTTON' || target.tagName === 'A' || target.tagName === 'INPUT') {
+        } else if ((ev.which === KeyCodes.enter || ev.which === KeyCodes.space) &&
+          (target.tagName === 'BUTTON' || target.tagName === 'A' || target.tagName === 'INPUT')) {
           return false;
         } else if (target === itemRoot) {
           if (ev.which === KeyCodes.enter) {