diff --git a/runsc/cmd/metric_server.go b/runsc/cmd/metric_server.go
index 853c7643f..ca0a05c98 100644
--- a/runsc/cmd/metric_server.go
+++ b/runsc/cmd/metric_server.go
@@ -600,6 +600,7 @@ var ServerMetrics = []prometheus.Metric{
 	SandboxPresenceMetric,
 	SandboxRunningMetric,
 	SandboxMetadataMetric,
+	SandboxCapabilitiesMetric,
 	SandboxCreationMetric,
 	NumRunningSandboxesMetric,
 	NumCannotExportSandboxesMetric,