diff --git a/src/wp-admin/themes.php b/src/wp-admin/themes.php
index 75db4724a8..0341f9d72d 100644
--- a/src/wp-admin/themes.php
+++ b/src/wp-admin/themes.php
@@ -267,7 +267,11 @@ if ( ! is_multisite() && current_user_can('edit_themes') && $broken_themes = wp_
 				<span class="current-label"><?php _e( 'Current Theme' ); ?></span>
 			<# } #>
 			<h3 class="theme-name">{{ data.name }}<span class="theme-version"><?php _e('Version: '); ?> {{ data.version }}</span></h3>
-			<h4 class="theme-author"><?php printf( __( 'By %s' ), '<a href="{{ data.authorURI }}">{{ data.author }}</a>' ); ?></h4>
+			<# if ( data.authorURI ) { #>
+				<h4 class="theme-author"><?php printf( __( 'By %s' ), '<a href="{{ data.authorURI }}">{{ data.author }}</a>' ); ?></h4>
+			<# } else { #>
+				<h4 class="theme-author"><?php printf( __( 'By %s' ), '{{ data.author }}' ); ?></h4>
+			<# } #>
 
 			<# if ( data.hasUpdate ) { #>
 			<div class="theme-update-message">