diff --git a/src/libvirt-domain.c b/src/libvirt-domain.c
index 6481abf38e..8b4e814fea 100644
--- a/src/libvirt-domain.c
+++ b/src/libvirt-domain.c
@@ -11226,6 +11226,9 @@ virConnectGetDomainCapabilities(virConnectPtr conn,
  *                               It is produced by cache_references perf event.
  *     "perf.instructions" - The count of instructions as unsigned long long.
  *                           It is produced by instructions perf event.
+ *     "perf.cpu_cycles" - The count of cpu cycles (total/elapsed) as an
+ *                         unsigned long long. It is produced by cpu_cycles
+ *                         perf event.
  *     "perf.branch_instructions" - The count of branch instructions as
  *                                  unsigned long long. It is produced by
  *                                  branch_instructions perf event.