diff --git a/apps/grgsm_livemon b/apps/grgsm_livemon
index 6c58e08..1d37970 100755
--- a/apps/grgsm_livemon
+++ b/apps/grgsm_livemon
@@ -140,7 +140,7 @@
         
         self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
         self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win)
-        self.gsm_sdcch8_demapper_0 = grgsm.universal_ctrl_chans_demapper(1, ([0,4,8,12,16,20,24,28,32,36,40,44]), ([8,8,8,8,8,8,8,8,136,136,136,136]))
+        self.gsm_sdcch8_demapper_0 = grgsm.gsm_sdcch8_demapper(1)
         self.gsm_receiver_0 = grgsm.receiver(4, ([0]), ([]))
         self.gsm_message_printer_1 = grgsm.message_printer(pmt.intern(""), False)
         self.gsm_input_0 = grgsm.gsm_input(
@@ -153,7 +153,7 @@
         self.gsm_control_channels_decoder_0_0 = grgsm.control_channels_decoder()
         self.gsm_control_channels_decoder_0 = grgsm.control_channels_decoder()
         self.gsm_clock_offset_control_0 = grgsm.clock_offset_control(fc-shiftoff)
-        self.gsm_bcch_ccch_demapper_0 = grgsm.universal_ctrl_chans_demapper(0, ([2,6,12,16,22,26,32,36,42,46]), ([1,2,2,2,2,2,2,2,2,2]))
+        self.gsm_bcch_ccch_demapper_0 = grgsm.gsm_bcch_ccch_demapper(0)
         self.blocks_socket_pdu_0_0 = blocks.socket_pdu("UDP_SERVER", "127.0.0.1", "4729", 10000)
         self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_CLIENT", "127.0.0.1", "4729", 10000)
         self.blocks_rotator_cc_0 = blocks.rotator_cc(-2*pi*shiftoff/samp_rate)