diff --git a/scripts/npm_registry/yarn_registry_cleanup.sh b/scripts/npm_registry/yarn_registry_cleanup.sh
index 38e6f1bc..6e5b25f9 100755
--- a/scripts/npm_registry/yarn_registry_cleanup.sh
+++ b/scripts/npm_registry/yarn_registry_cleanup.sh
@@ -2,11 +2,11 @@
 
 NPM_REGISTRY_OVERRIDE="$1"
 
-yarn config delete registry
-yarn config delete strict-ssl
+yarn config delete npmRegistryServer
+yarn config delete enableStrictSsl
 
 # Replace registry in yarn.lock
-default_yarn_registry=`yarn config get registry`
+default_yarn_registry=`yarn config get npmRegistryServer`
 ui_plugin_repos=`rake update:print_engines | grep path: | cut -d: -f2`
 for repo in ${ui_plugin_repos}
 do
diff --git a/scripts/npm_registry/yarn_registry_setup.sh b/scripts/npm_registry/yarn_registry_setup.sh
index 1c409661..1341f48d 100755
--- a/scripts/npm_registry/yarn_registry_setup.sh
+++ b/scripts/npm_registry/yarn_registry_setup.sh
@@ -2,8 +2,8 @@
 
 NPM_REGISTRY_OVERRIDE="$1"
 
-yarn config set registry ${NPM_REGISTRY_OVERRIDE}
-yarn config set strict-ssl false
+yarn config set npmRegistryServer ${NPM_REGISTRY_OVERRIDE}
+yarn config set enableStrictSsl false
 
 # Replace registry in existing yarn.lock
 ui_plugin_repos=`rake update:print_engines | grep path: | cut -d: -f2`