diff --git a/tools/pre_test_hook.sh b/tools/pre_test_hook.sh
index f7820f8..f42bb93 100755
--- a/tools/pre_test_hook.sh
+++ b/tools/pre_test_hook.sh
@@ -16,22 +16,26 @@
 echo -e 'NOVA_BACKEND=LVM' >> $LOCALCONF_PATH
 echo -e 'LVM_VOLUME_CLEAR=none' >> $LOCALCONF_PATH
 
-# For image signature verification tests
+# Enable image signature verification in nova.conf
 echo -e '[[post-config|$NOVA_CONF]]' >> $LOCALCONF_PATH
 echo -e '[glance]' >> $LOCALCONF_PATH
 echo -e 'verify_glance_signatures = True' >> $LOCALCONF_PATH
 
-# For ephemeral storage encryption tests
+# Enable ephemeral storage encryption in nova.conf
 echo -e '[ephemeral_storage_encryption]' >> $LOCALCONF_PATH
 echo -e 'key_size = 256' >> $LOCALCONF_PATH
 echo -e 'cipher = aes-xts-plain64' >> $LOCALCONF_PATH
 echo -e 'enabled = True' >> $LOCALCONF_PATH
 
 # Allow dynamically created tempest users to create secrets
-# in barbican
+# in barbican in tempest.conf
 echo -e '[[test-config|$TEMPEST_CONFIG]]' >> $LOCALCONF_PATH
 echo -e '[auth]' >> $LOCALCONF_PATH
 echo -e 'tempest_roles=creator' >> $LOCALCONF_PATH
 # Glance v1 doesn't do signature verification on image upload
 echo -e '[image-feature-enabled]' >> $LOCALCONF_PATH
 echo -e 'api_v1=False' >> $LOCALCONF_PATH
+
+# Enable ephemeral storage encryption in tempest.conf
+echo -e '[ephemeral_storage_encryption]' >> $LOCALCONF_PATH
+echo -e 'enabled = True' >> $LOCALCONF_PATH