diff --git a/src/wp-includes/js/media-views.js b/src/wp-includes/js/media-views.js
index 82740218dc..95db551a68 100644
--- a/src/wp-includes/js/media-views.js
+++ b/src/wp-includes/js/media-views.js
@@ -9183,7 +9183,7 @@ Cropper = View.extend(/** @lends wp.media.view.Cropper.prototype */{
 					}
 				} );
 
-				this.parent.children().on( 'mouseup touchend', function( e ) {
+				this.parent.children().on( 'mouseup touchend', function() {
 
 					// Restore the set ratio.
 					imgSelect.setOptions( {
diff --git a/src/wp-includes/js/media/views/cropper.js b/src/wp-includes/js/media/views/cropper.js
index 74967cca26..6f9091ff96 100644
--- a/src/wp-includes/js/media/views/cropper.js
+++ b/src/wp-includes/js/media/views/cropper.js
@@ -70,7 +70,7 @@ Cropper = View.extend(/** @lends wp.media.view.Cropper.prototype */{
 					}
 				} );
 
-				this.parent.children().on( 'mouseup touchend', function( e ) {
+				this.parent.children().on( 'mouseup touchend', function() {
 
 					// Restore the set ratio.
 					imgSelect.setOptions( {