diff --git a/docs/main.dox b/docs/main.dox
index 4f631c0..fd2a4e4 100644
--- a/docs/main.dox
+++ b/docs/main.dox
@@ -48,5 +48,7 @@ functions.
 - libx52.h
 - libx52io.h
 - libx52util.h
+- vkm.h
+- x52dcomm.h
 
 */