diff --git a/cgroups/utils.go b/cgroups/utils.go
index 0d19b3ea..6fed5cf3 100644
--- a/cgroups/utils.go
+++ b/cgroups/utils.go
@@ -97,7 +97,7 @@ func GetAllSubsystems() ([]string, error) {
 		text := s.Text()
 		if text[0] != '#' {
 			parts := strings.Fields(text)
-			if len(parts) > 4 && parts[3] != "0" {
+			if len(parts) >= 4 && parts[3] != "0" {
 				subsystems = append(subsystems, parts[0])
 			}
 		}