1.6.0
diff --git a/docs/harfbuzz-docs.xml b/docs/harfbuzz-docs.xml
index d77ea65..12df833 100644
--- a/docs/harfbuzz-docs.xml
+++ b/docs/harfbuzz-docs.xml
@@ -196,6 +196,10 @@
         <title>Index of new symbols in 1.5.0</title>
         <xi:include href="xml/api-index-1.5.0.xml"><xi:fallback /></xi:include>
       </index>
+      <index id="api-index-1-6-0" role="1.6.0">
+        <title>Index of new symbols in 1.6.0</title>
+        <xi:include href="xml/api-index-1.6.0.xml"><xi:fallback /></xi:include>
+      </index>
       <index id="deprecated-api-index" role="deprecated">
         <title>Index of deprecated API</title>
         <xi:include href="xml/api-index-deprecated.xml"><xi:fallback /></xi:include>