diff --git a/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp b/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
index 3d736a1ed428489d423e36de16716ae3303791d0..27d2bf2d6fe3f109f8ad290fef5a37b6b940ac8c 100644
--- a/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+++ b/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
@@ -162,10 +162,10 @@ int openair0_device_init(openair0_device* device, openair0_config_t *openair0_cf
   s->usrp->set_rx_rate(openair0_cfg->sample_rate);
   s->usrp->set_tx_rate(openair0_cfg->sample_rate);
 
-  s->usrp->set_tx_freq(openair0_cfg->tx_freq);
-  s->usrp->set_rx_freq(openair0_cfg->rx_freq);
-  s->usrp->set_tx_gain(openair0_cfg->tx_gain);
-  s->usrp->set_rx_gain(openair0_cfg->rx_gain);
+  s->usrp->set_tx_freq(openair0_cfg->tx_freq[0]);
+  s->usrp->set_rx_freq(openair0_cfg->rx_freq[0]);
+  s->usrp->set_tx_gain(openair0_cfg->tx_gain[0]);
+  s->usrp->set_rx_gain(openair0_cfg->rx_gain[0]);
   s->usrp->set_tx_bandwidth(openair0_cfg->tx_bw);
   s->usrp->set_rx_bandwidth(openair0_cfg->rx_bw);