diff --git a/database/mysql/mode/threadsconnected.pm b/database/mysql/mode/threadsconnected.pm
index 0f955678b..e78e56eb4 100644
--- a/database/mysql/mode/threadsconnected.pm
+++ b/database/mysql/mode/threadsconnected.pm
@@ -121,13 +121,10 @@ Check number of open connections.
 
 =over 8
 
-=item B<--warning>
+=item B<--warning-*> B<--critical-*>
 
-Threshold warning.
-
-=item B<--critical>
-
-Threshold critical.
+Thresholds.
+Can be: 'usage', 'usage-prct' (%).
 
 =back