1 files changed, 10 insertions, 5 deletions
diff --git a/doc/reference/CrystFEL-docs.sgml b/doc/reference/CrystFEL-docs.sgml
index ac32b14b..607afbff 100644
--- a/doc/reference/CrystFEL-docs.sgml
+++ b/doc/reference/CrystFEL-docs.sgml
@@ -38,19 +38,24 @@
   </chapter>
 
   <chapter>
+    <title>Parallel programming</title>
+        <xi:include href="xml/thread-pool.xml"><xi:fallback /></xi:include>
+  </chapter>
+
+  <chapter>
     <title>Miscellaneous</title>
         <xi:include href="xml/quaternion.xml"/>
         <xi:include href="xml/utils.xml"/>
   </chapter>
 
-  <index id="api-index-full">
-    <title>API Index</title>
-    <xi:include href="xml/api-index-full.xml"><xi:fallback /></xi:include>
-  </index>
-
   <chapter>
     <title>Information for developers</title>
         <xi:include href="xml/coding-standards.xml"><xi:fallback /></xi:include>
   </chapter>
 
+  <index id="api-index-full">
+    <title>API Index</title>
+    <xi:include href="xml/api-index-full.xml"><xi:fallback /></xi:include>
+  </index>
+
 </book>