diff --git a/deploy/lib/server_config.rb b/deploy/lib/server_config.rb
index c9a56715..1535410b 100644
--- a/deploy/lib/server_config.rb
+++ b/deploy/lib/server_config.rb
@@ -1188,7 +1188,9 @@ def clear
   def install
     bootstrap
     deploy_modules
-    deploy_schemas
+    if File.exist?(@properties["ml.schemas.dir"])
+      deploy_schemas
+    end
     if @properties["ml.triggers-db"] then
       deploy_triggers
     end