--- a/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/TagletWriterImpl.java	Tue Nov 27 11:09:53 2018 +0000
+++ b/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/TagletWriterImpl.java	Tue Nov 27 13:02:28 2018 +0100
@@ -457,8 +457,7 @@
                         return null;
                     }
                 }.visit(element);
-                Contents contents = configuration.getContents();
-                si.setCategory(contents.getContent("doclet.SearchTags").toString());
+                si.setCategory(SearchIndexItem.Category.SEARCH_TAGS);
                 configuration.tagSearchIndex.add(si);
             }
         }