diff --git a/voltha b/voltha
index 896949b..9ba1c77 100755
--- a/voltha
+++ b/voltha
@@ -75,7 +75,7 @@
 WITH_ADAPTERS=${WITH_ADAPTERS:-yes}
 WITH_SIM_ADAPTERS=${WITH_SIM_ADAPTERS:-yes}
 WITH_OPEN_ADAPTERS=${WITH_OPEN_ADAPTERS:-yes}
-ONLY_ONE=${ONLY_ONE:-no}
+ONLY_ONE=${ONLY_ONE:-yes}
 CONFIG_SADIS=${CONFIG_SADIS:-no}
 INSTALL_ONOS_APPS=${INSTALL_ONOS_APPS:-no}
 JUST_K8S=${JUST_K8S:-no}