diff --git a/src/wp-includes/js/media-grid.js b/src/wp-includes/js/media-grid.js
index c9babd6d50..09145eeade 100644
--- a/src/wp-includes/js/media-grid.js
+++ b/src/wp-includes/js/media-grid.js
@@ -795,7 +795,6 @@ EditAttachments = MediaFrame.extend(/** @lends wp.media.view.MediaFrame.EditAtta
 	 */
 	previousMediaItem: function() {
 		if ( ! this.hasPrevious() ) {
-			this.$( '.left' ).blur();
 			return;
 		}
 		this.trigger( 'refresh', this.library.at( this.getCurrentIndex() - 1 ) );
@@ -807,7 +806,6 @@ EditAttachments = MediaFrame.extend(/** @lends wp.media.view.MediaFrame.EditAtta
 	 */
 	nextMediaItem: function() {
 		if ( ! this.hasNext() ) {
-			this.$( '.right' ).blur();
 			return;
 		}
 		this.trigger( 'refresh', this.library.at( this.getCurrentIndex() + 1 ) );
diff --git a/src/wp-includes/js/media/views/frame/edit-attachments.js b/src/wp-includes/js/media/views/frame/edit-attachments.js
index 0f0606eb02..469f5db739 100644
--- a/src/wp-includes/js/media/views/frame/edit-attachments.js
+++ b/src/wp-includes/js/media/views/frame/edit-attachments.js
@@ -201,7 +201,6 @@ EditAttachments = MediaFrame.extend(/** @lends wp.media.view.MediaFrame.EditAtta
 	 */
 	previousMediaItem: function() {
 		if ( ! this.hasPrevious() ) {
-			this.$( '.left' ).blur();
 			return;
 		}
 		this.trigger( 'refresh', this.library.at( this.getCurrentIndex() - 1 ) );
@@ -213,7 +212,6 @@ EditAttachments = MediaFrame.extend(/** @lends wp.media.view.MediaFrame.EditAtta
 	 */
 	nextMediaItem: function() {
 		if ( ! this.hasNext() ) {
-			this.$( '.right' ).blur();
 			return;
 		}
 		this.trigger( 'refresh', this.library.at( this.getCurrentIndex() + 1 ) );