diff --git a/build/Dockerfile b/build/Dockerfile
index 6249f9c..6b07240 100755
--- a/build/Dockerfile
+++ b/build/Dockerfile
@@ -18,7 +18,7 @@
 #   platform project (RICP).
 #==================================================================================
 
-FROM nexus3.o-ran-sc.org:10004/o-ran-sc/bldr-ubuntu18-c-go:9-u18.04 as ubuntu-alarm-manager
+FROM nexus3.o-ran-sc.org:10002/o-ran-sc/bldr-ubuntu18-c-go:1.9.0 as ubuntu-alarm-manager
 
 # Install utilities
 RUN apt update && apt install -y iputils-ping net-tools curl sudo
diff --git a/build/build_ubuntu.sh b/build/build_ubuntu.sh
index 53075b5..547b85a 100755
--- a/build/build_ubuntu.sh
+++ b/build/build_ubuntu.sh
@@ -22,11 +22,11 @@
 echo "--> build_ubuntu.sh starts"
 
 # Install RMR from deb packages at packagecloud.io
-rmr=rmr_4.4.6_amd64.deb
+rmr=rmr_4.5.2_amd64.deb
 wget --content-disposition  https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/$rmr/download.deb
 sudo dpkg -i $rmr
 rm $rmr
-rmrdev=rmr-dev_4.4.6_amd64.deb
+rmrdev=rmr-dev_4.5.2_amd64.deb
 wget --content-disposition https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/$rmrdev/download.deb
 sudo dpkg -i $rmrdev
 rm $rmrdev