diff --git a/src/js/_enqueues/wp/updates.js b/src/js/_enqueues/wp/updates.js
index bca7de680f..048ed9a048 100644
--- a/src/js/_enqueues/wp/updates.js
+++ b/src/js/_enqueues/wp/updates.js
@@ -2938,13 +2938,41 @@
 
 				wp.updates.adminNotice = wp.template( 'wp-bulk-updates-admin-notice' );
 
+				var successMessage = null;
+
+				if ( success ) {
+					if ( 'plugin' === response.update ) {
+						successMessage = sprintf(
+							/* translators: %s: Number of plugins. */
+							_n( '%s plugin successfully updated.', '%s plugins successfully updated.', success ),
+							success
+						);
+					} else {
+						successMessage = sprintf(
+							/* translators: %s: Number of themes. */
+							_n( '%s theme successfully updated.', '%s themes successfully updated.', success ),
+							success
+						);
+					}
+				}
+
+				var errorMessage = null;
+
+				if ( error ) {
+					errorMessage = sprintf(
+						/* translators: %s: Number of failed updates. */
+						_n( '%s update failed.', '%s updates failed.', error ),
+						error
+					);
+				}
+
 				wp.updates.addAdminNotice( {
 					id:            'bulk-action-notice',
 					className:     'bulk-action-notice',
-					successes:     success,
-					errors:        error,
-					errorMessages: errorMessages,
-					type:          response.update
+					successMessage: successMessage,
+					errorMessage:   errorMessage,
+					errorMessages:  errorMessages,
+					type:           response.update
 				} );
 
 				$bulkActionNotice = $( '#bulk-action-notice' ).on( 'click', 'button', function() {
diff --git a/src/wp-admin/includes/update.php b/src/wp-admin/includes/update.php
index ba27ddd0c1..9b8b17e058 100644
--- a/src/wp-admin/includes/update.php
+++ b/src/wp-admin/includes/update.php
@@ -923,48 +923,14 @@ function wp_print_admin_notice_templates() {
 		<div <# if ( data.id ) { #>id="{{ data.id }}"<# } #> class="notice {{ data.className }}"><p>{{{ data.message }}}</p></div>
 	</script>
 	<script id="tmpl-wp-bulk-updates-admin-notice" type="text/html">
-		<div id="{{ data.id }}" class="{{ data.className }} notice <# if ( data.errors ) { #>notice-error<# } else { #>notice-success<# } #>">
+		<div id="{{ data.id }}" class="{{ data.className }} notice <# if ( data.errorMessage ) { #>notice-error<# } else { #>notice-success<# } #>">
 			<p>
-				<# if ( data.successes ) { #>
-					<# if ( 1 === data.successes ) { #>
-						<# if ( 'plugin' === data.type ) { #>
-							<?php
-							/* translators: %s: Number of plugins. */
-							printf( __( '%s plugin successfully updated.' ), '{{ data.successes }}' );
-							?>
-						<# } else { #>
-							<?php
-							/* translators: %s: Number of themes. */
-							printf( __( '%s theme successfully updated.' ), '{{ data.successes }}' );
-							?>
-						<# } #>
-					<# } else { #>
-						<# if ( 'plugin' === data.type ) { #>
-							<?php
-							/* translators: %s: Number of plugins. */
-							printf( __( '%s plugins successfully updated.' ), '{{ data.successes }}' );
-							?>
-						<# } else { #>
-							<?php
-							/* translators: %s: Number of themes. */
-							printf( __( '%s themes successfully updated.' ), '{{ data.successes }}' );
-							?>
-						<# } #>
-					<# } #>
+				<# if ( data.successMessage ) { #>
+					{{{ data.successMessage }}}
 				<# } #>
-				<# if ( data.errors ) { #>
+				<# if ( data.errorMessage ) { #>
 					<button class="button-link bulk-action-errors-collapsed" aria-expanded="false">
-						<# if ( 1 === data.errors ) { #>
-							<?php
-							/* translators: %s: Number of failed updates. */
-							printf( __( '%s update failed.' ), '{{ data.errors }}' );
-							?>
-						<# } else { #>
-							<?php
-							/* translators: %s: Number of failed updates. */
-							printf( __( '%s updates failed.' ), '{{ data.errors }}' );
-							?>
-						<# } #>
+						{{{ data.errorMessage }}}
 						<span class="screen-reader-text">
 							<?php
 							/* translators: Hidden accessibility text. */
@@ -975,7 +941,7 @@ function wp_print_admin_notice_templates() {
 					</button>
 				<# } #>
 			</p>
-			<# if ( data.errors ) { #>
+			<# if ( data.errorMessages ) { #>
 				<ul class="bulk-action-errors hidden">
 					<# _.each( data.errorMessages, function( errorMessage ) { #>
 						<li>{{ errorMessage }}</li>