diff --git a/images/ubuntu/scripts/build/install-ruby.sh b/images/ubuntu/scripts/build/install-ruby.sh
index 5241a73c4..0fdc9af97 100644
--- a/images/ubuntu/scripts/build/install-ruby.sh
+++ b/images/ubuntu/scripts/build/install-ruby.sh
@@ -14,7 +14,7 @@ gemsToInstall=$(get_toolset_value ".rubygems[] .name")
 if [ -n "$gemsToInstall" ]; then
     for gem in $gemsToInstall; do
         echo "Installing gem $gem"
-        gem install $gem
+        gem install $gem -P MediumSecurity
     done
 fi