JDBC UPDATE does not use correct schema name

{
  "version": "1.0",
  "defaultSchema": "doesntmatter",
  "schemas": [
    {
      "name": "virtschema",
      "type": "custom",
      "factory": "org.apache.calcite.adapter.jdbc.JdbcSchema$Factory",
      "operand": {
        "jdbcDriver": "org.postgresql.Driver",
        "jdbcUrl": "jdbc:postgresql://localhost:5432/my-database",
        "jdbcUser": "my-username",
        "jdbcPassword": "my-password",
        "jdbcSchema": "hr"
      }
    }
  ]
}

import org.apache.calcite.jdbc.CalciteConnection;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
import java.util.Properties;

public class Main {
	public static void main(String[] argv) throws Exception {
		System.out.println("Setup");

		Class.forName("org.apache.calcite.jdbc.Driver");

		Class.forName(org.apache.calcite.jdbc.Driver.class.getName());
		Properties info = new Properties();
		info.setProperty("lex", "JAVA");
		info.setProperty("model", "src/main/resources/model.json");
		Connection calConnection = DriverManager.getConnection("jdbc:calcite:", info);
		CalciteConnection calciteConnection = calConnection.unwrap(CalciteConnection.class);

		Statement statement = calciteConnection.createStatement();
		ResultSet results = statement.executeQuery("SELECT deptno FROM virtschema.emps"); // Correctly converts to hr.emps
		results.next();
		System.out.println("Data: " + results.getInt(1));
		results.close();

		boolean success = statement.execute("UPDATE virtschema.emps SET deptno=7"); // Incorrectly leaves as virtschema.emps
		System.out.println("Success: " + success);

		statement.close();
		calConnection.close();
		System.out.println("Closed");
	}
}