diff --git a/etc/tempest.conf.sample b/etc/tempest.conf.sample
index 607ba8b..e7145e7 100644
--- a/etc/tempest.conf.sample
+++ b/etc/tempest.conf.sample
@@ -234,6 +234,9 @@
 # indicates every extension is enabled (list value)
 #api_extensions=all
 
+# Is the v1 volume API enabled (boolean value)
+#api_v1=true
+
 
 [image-feature-enabled]