diff --git a/docs/guestfs-hacking.pod b/docs/guestfs-hacking.pod
index 098869bbd..d3621c7e6 100644
--- a/docs/guestfs-hacking.pod
+++ b/docs/guestfs-hacking.pod
@@ -117,6 +117,10 @@ Common code for printing progress bars.
 The XDR-based communication protocol used between the library
 and the daemon running inside the appliance is defined here.
 
+=item F<common/qemuopts>
+
+Mini-library for writing qemu command lines and qemu config files.
+
 =item F<common/utils>
 
 Various utility functions used throughout the library and tools.