Index: src/wp-admin/update-core.php
===================================================================
--- src/wp-admin/update-core.php	(revision 42965)
+++ src/wp-admin/update-core.php	(working copy)
@@ -253,31 +253,31 @@ function list_plugin_updates() {
 <p><input id="upgrade-plugins" class="button" type="submit" value="<?php esc_attr_e( 'Update Plugins' ); ?>" name="upgrade" /></p>
 <table class="widefat updates-table" id="update-plugins-table">
 	<thead>
 	<tr>
 		<td class="manage-column check-column"><input type="checkbox" id="plugins-select-all" /></td>
 		<td class="manage-column"><label for="plugins-select-all"><?php _e( 'Select All' ); ?></label></td>
 	</tr>
 	</thead>
 
 	<tbody class="plugins">
 <?php
 foreach ( (array) $plugins as $plugin_file => $plugin_data ) {
 	$plugin_data = (object) _get_plugin_data_markup_translate( $plugin_file, (array) $plugin_data, false, true );
 
 	$icon            = '<span class="dashicons dashicons-admin-plugins"></span>';
-	$preferred_icons = array( 'svg', '1x', '2x', 'default' );
+	$preferred_icons = array( 'svg', '2x', '1x', 'default' );
 	foreach ( $preferred_icons as $preferred_icon ) {
 		if ( ! empty( $plugin_data->update->icons[ $preferred_icon ] ) ) {
 			$icon = '<img src="' . esc_url( $plugin_data->update->icons[ $preferred_icon ] ) . '" alt="" />';
 			break;
 		}
 	}
 
 	// Get plugin compat for running version of WordPress.
 	if ( isset( $plugin_data->update->tested ) && version_compare( $plugin_data->update->tested, $cur_wp_version, '>=' ) ) {
 		$compat = '<br />' . sprintf( __( 'Compatibility with WordPress %1$s: 100%% (according to its author)' ), $cur_wp_version );
 	} else {
 		$compat = '<br />' . sprintf( __( 'Compatibility with WordPress %1$s: Unknown' ), $cur_wp_version );
 	}
 	// Get plugin compat for updated version of WordPress.
 	if ( $core_update_version ) {