diff --git a/etc/tempest.conf.sample b/etc/tempest.conf.sample
index fe4959b..0ff01a1 100644
--- a/etc/tempest.conf.sample
+++ b/etc/tempest.conf.sample
@@ -757,6 +757,11 @@
 # value)
 #leave_dirty_stack=false
 
+# Allows a full cleaning process after a stress test. Caution
+# : this cleanup will remove every objects of every tenant.
+# (boolean value)
+#full_clean_stack=false
+
 
 [telemetry]