dbcfg.declare_config "PostgreSQL.ConnectionPool", Integer, :pool
dbcfg.declare_config "PostgreSQL.Connection.Host", String, :host
-dbcfg.declare_config "PostgreSQL.Connection.Port", Integer, :port
+dbcfg.declare_config "PostgreSQL.Connection.Port", String, :port
dbcfg.declare_config "PostgreSQL.Connection.User", String, :username
dbcfg.declare_config "PostgreSQL.Connection.Password", String, :password
dbcfg.declare_config "PostgreSQL.Connection.DBName", String, :database