@BeanProperty and exposed Java PSI (missing access modifiers?)

Could it be that the "synthetic" setters generated for @BeanProperty vars are not getting "proper" access modifiers?
The (JetBrains) spring plugin does not seem to accept such setters, even though the code works as expected at runtime.

When invoking completion on such "Scala beans" from the Java editor, the exposed synthetic accessors are also always rendered without any "accessibility" icon: