diff --git a/common/Makefile b/common/Makefile
index 34ee768..6a54b74 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -139,7 +139,7 @@
 
 # container creation targets
 
-local_containers: prereqs xos_download update_certs xos_base_c xos_devel_c synchronizer_c onboarding_synchronizer_c
+local_containers: prereqs xos_download update_certs xos_base_c xos_devel_c
 
 update_certs:
 	echo "" > $(XOS_DIR)/containers/xos/local_certs.crt
@@ -158,13 +158,6 @@
 xos_test_c:
 	cd $(XOS_DIR)/containers/xos; make test
 
-synchronizer_c:
-	cd $(XOS_DIR)/containers/synchronizer; make
-
-onboarding_synchronizer_c:
-	cd $(XOS_DIR)/containers/onboarding_synchronizer; make
-
-
 # utilties/convenience targets
 cleanup: stop rm
 	$(CONFIG_DIR)/cleanup.sh