diff --git a/README.adoc b/README.adoc
index c9035d5..cd866e5 100644
--- a/README.adoc
+++ b/README.adoc
@@ -1329,7 +1329,7 @@ I have also tried to copy the exact same kernel command line options used by QEM
 
 ===== GEM5 checkpoint
 
-Analogous to QEMU's <<snapshot>>.
+Analogous to QEMU's <<snapshot>>, but better since it can be started from inside the guest, so we can easily checkpoint after a specific guest event, e.g. just before `init` is done.
 
 Documentation: http://gem5.org/Checkpoints