diff --git a/wp-admin/includes/theme.php b/wp-admin/includes/theme.php
index de31a8c77..da67051b9 100644
--- a/wp-admin/includes/theme.php
+++ b/wp-admin/includes/theme.php
@@ -139,7 +139,7 @@ function get_page_templates() {
 				$name = $name[1];
 
 			if ( !empty( $name ) ) {
-				$page_templates[trim( $name )] = theme_basename( $template );
+				$page_templates[trim( $name )] = basename( $template );
 			}
 		}
 	}