diff --git a/etc/opt/hc/check_linux_vz_ct_counters.conf.dist b/etc/opt/hc/check_linux_vz_ct_counters.conf.dist
index a0f7e74..4d87fbc 100644
--- a/etc/opt/hc/check_linux_vz_ct_counters.conf.dist
+++ b/etc/opt/hc/check_linux_vz_ct_counters.conf.dist
@@ -13,6 +13,7 @@ log_healthy="no"
 
 # specify UBC names to exclude (comma-separated list) (release >20200411)
 # [default: none]
+# [release >2020410]
 # Examples: numfile,numpty
 exclude_counters=""