diff --git a/wp-admin/includes/image.php b/wp-admin/includes/image.php
index a78c180440..0a5cf1817f 100644
--- a/wp-admin/includes/image.php
+++ b/wp-admin/includes/image.php
@@ -319,8 +319,10 @@ function wp_read_image_metadata( $file ) {
 			$meta['created_timestamp'] = wp_exif_date2ts($exif['DateTimeDigitized'] );
 		if ( ! empty($exif['FocalLength'] ) )
 			$meta['focal_length'] = wp_exif_frac2dec( $exif['FocalLength'] );
-		if ( ! empty($exif['ISOSpeedRatings'] ) )
-			$meta['iso'] = utf8_encode( trim( $exif['ISOSpeedRatings'] ) );
+		if ( ! empty($exif['ISOSpeedRatings'] ) ) {
+			$meta['iso'] = is_array( $exif['ISOSpeedRatings'] ) ? reset( $exif['ISOSpeedRatings'] ) : $exif['ISOSpeedRatings'];
+			$meta['iso'] = utf8_encode( trim( $meta['iso'] ) );
+		}
 		if ( ! empty($exif['ExposureTime'] ) )
 			$meta['shutter_speed'] = wp_exif_frac2dec( $exif['ExposureTime'] );
 	}
diff --git a/wp-includes/js/plupload/handlers.dev.js b/wp-includes/js/plupload/handlers.dev.js
index faabdf5042..0a631d61dd 100644
--- a/wp-includes/js/plupload/handlers.dev.js
+++ b/wp-includes/js/plupload/handlers.dev.js
@@ -417,7 +417,7 @@ jQuery(document).ready(function($){
 
 			setResize( getUserSetting('upload_resize', false) );
 
-			if ( up.features.dragdrop ) {
+			if ( up.features.dragdrop && ! $(document.body).hasClass('mobile') ) {
 				uploaddiv.addClass('drag-drop');
 				$('#drag-drop-area').bind('dragover.wp-uploader', function(){ // dragenter doesn't fire right :(
 					uploaddiv.addClass('drag-over');