diff --git a/installers/full_install_osm.sh b/installers/full_install_osm.sh
index 776a585..5cc91c6 100755
--- a/installers/full_install_osm.sh
+++ b/installers/full_install_osm.sh
@@ -1146,7 +1146,7 @@
 NO_HOST_PORTS=""
 DOCKER_NOBUILD=""
 REPOSITORY_KEY="OSM%20ETSI%20Release%20Key.gpg"
-REPOSITORY_BASE="http://osm-download.etsi.org/repository/osm/debian"
+REPOSITORY_BASE="https://osm-download.etsi.org/repository/osm/debian"
 WORKDIR_SUDO=sudo
 OSM_WORK_DIR="/etc/osm"
 OSM_DOCKER_TAG=latest