diff --git a/doc/highlight.txt b/doc/highlight.txt
index b1f6d24..f8f5a80 100644
--- a/doc/highlight.txt
+++ b/doc/highlight.txt
@@ -1,4 +1,4 @@
-*highlight.txt* functionality of the highlight registry
+*highlight-registry* functionality of the highlight registry
 
 ============================================================================
 CONTENTS                                                 *highlight-contents*
diff --git a/doc/tags b/doc/tags
index dde89a0..15caa49 100644
--- a/doc/tags
+++ b/doc/tags
@@ -1,4 +1,4 @@
 highlight-contents	highlight.txt	/*highlight-contents*
+highlight-registry	highlight.txt	/*highlight-registry*
 highlight-usage	highlight.txt	/*highlight-usage*
 highlight-variables	highlight.txt	/*highlight-variables*
-highlight.txt	highlight.txt	/*highlight.txt*