diff --git a/targets/RT/USER/lte-ue.c b/targets/RT/USER/lte-ue.c
index 79903a74e7a651892a9cf0fc35f27b721f6c0f67..06ddcba0a716886ad50105237c155b55067b34e4 100644
--- a/targets/RT/USER/lte-ue.c
+++ b/targets/RT/USER/lte-ue.c
@@ -329,9 +329,9 @@ static void *UE_thread_synch(void *arg) {
                     for (i=0; i<openair0_cfg[UE->rf_map.card].rx_num_channels; i++) {
                         openair0_cfg[UE->rf_map.card].rx_gain[UE->rf_map.chain+i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET;
                         if (freq_offset >= 0)
-                            openair0_cfg[UE->rf_map.card].rx_freq[UE->rf_map.chain+i] += UE->common_vars.freq_offset;
+                            openair0_cfg[UE->rf_map.card].rx_freq[UE->rf_map.chain+i] += abs(UE->common_vars.freq_offset);
                         else
-                            openair0_cfg[UE->rf_map.card].rx_freq[UE->rf_map.chain+i] -= UE->common_vars.freq_offset;
+                            openair0_cfg[UE->rf_map.card].rx_freq[UE->rf_map.chain+i] -= abs(UE->common_vars.freq_offset);
                         openair0_cfg[UE->rf_map.card].tx_freq[UE->rf_map.chain+i] =
                             openair0_cfg[UE->rf_map.card].rx_freq[UE->rf_map.chain+i]+uplink_frequency_offset[CC_id][i];
                         downlink_frequency[CC_id][i] = openair0_cfg[CC_id].rx_freq[i];