Fix wrong parameter name

Change-Id: Ic09e068aa4d5c0baa35547b166df2c7bc18b1e56
diff --git a/cvp-ha.groovy b/cvp-ha.groovy
index 414ab46..b33cda6 100644
--- a/cvp-ha.groovy
+++ b/cvp-ha.groovy
@@ -44,7 +44,7 @@
                 if (!keystone_creds) {
                     keystone_creds = validate._get_keystone_creds_v2(saltMaster)
                 }
-                validate.runContainer(saltMaster, TARGET_NODE, TEST_IMAGE, 'cvp', keystone_creds)
+                validate.runContainer(saltMaster, TEMPEST_TARGET_NODE, TEST_IMAGE, 'cvp', keystone_creds)
                 validate.configureContainer(saltMaster, TEMPEST_TARGET_NODE, PROXY, TOOLS_REPO, TEMPEST_REPO)
             }