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--- a/manifest.txt
+++ b/manifest.txt
@@ -170,4 +170,5 @@
 upqo/cdirectory_qo.h
 upqo/ohplaylist_qo.h
 upqo/ohtime_qo.h
+upqo/ohvolume_qo.h
 upqo/renderingcontrol_qo.h