Fixed typo
diff --git a/xos/configurations/frontend/Makefile b/xos/configurations/frontend/Makefile
index c061bc1..4c95f90 100644
--- a/xos/configurations/frontend/Makefile
+++ b/xos/configurations/frontend/Makefile
@@ -1,7 +1,7 @@
 MYIP:=$(shell hostname -i)
 
 frontend:
-	sudo make -f ../common/Makefile.prereq
+	sudo make -f ../common/Makefile.prereqs
 	sudo docker-compose up -d
 	bash ../common/wait_for_xos.sh
 	sudo docker-compose run xos python /opt/xos/tosca/run.py padmin@vicci.org /opt/xos/configurations/frontend/sample.yaml