diff --git a/openair2/LAYER2/NR_MAC_UE/config_ue.c b/openair2/LAYER2/NR_MAC_UE/config_ue.c
index 18b331ff46..e97b7fe0c3 100644
--- a/openair2/LAYER2/NR_MAC_UE/config_ue.c
+++ b/openair2/LAYER2/NR_MAC_UE/config_ue.c
@@ -142,9 +142,21 @@ static void config_common_ue_sa(NR_UE_MAC_INST_t *mac, NR_ServingCellConfigCommo
                                           frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth);
   cfg->carrier_config.dl_bandwidth = get_supported_bw_mhz(mac->frequency_range, bw_index);
 
-  uint64_t dl_bw_khz = (12 * frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth) *
-                       (15 << frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing);
-  cfg->carrier_config.dl_frequency = (downlink_frequency[cc_idP][0]/1000) - (dl_bw_khz>>1);
+  /** Only set frequency if not already initialized (e.g., from handover reconfigurationWithSync)
+  * MAC maintains its own frequency state, don't overwrite it with command-line parameter which
+  * is related to the initial cell selection. */
+  if (cfg->carrier_config.dl_frequency == 0) {
+    // Initial cell selection: derive from command-line parameter
+    uint64_t dl_bw_khz = (12 * frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth) *
+                         (15 << frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing);
+    cfg->carrier_config.dl_frequency = (downlink_frequency[cc_idP][0]/1000) - (dl_bw_khz>>1);
+    LOG_I(NR_MAC,
+          "[UE %d] Initial cell selection: dl_frequency=%u kHz (from command-line, band=%d, scs=%ld)\n",
+          mac->ue_id,
+          cfg->carrier_config.dl_frequency,
+          mac->nr_band,
+          frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing);
+  }
 
   for (int i = 0; i < 5; i++) {
     if (i == frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing) {
@@ -165,10 +177,21 @@ static void config_common_ue_sa(NR_UE_MAC_INST_t *mac, NR_ServingCellConfigCommo
                                       frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth);
   cfg->carrier_config.uplink_bandwidth = get_supported_bw_mhz(mac->frequency_range, bw_index);
 
-  if (frequencyInfoUL->absoluteFrequencyPointA == NULL)
-    cfg->carrier_config.uplink_frequency = cfg->carrier_config.dl_frequency;
-  else
-    cfg->carrier_config.uplink_frequency = cfg->carrier_config.dl_frequency + (uplink_frequency_offset[cc_idP][0] / 1000);
+  /** Only set UL frequency if not already initialized (e.g., from handover reconfigurationWithSync)
+  * MAC maintains its own frequency state, don't overwrite it with command-line parameter which
+  * is related to the initial cell selection. */
+  if (cfg->carrier_config.uplink_frequency == 0) {
+    // Initial cell selection: derive from DL frequency
+    LOG_I(NR_MAC,
+          "Initial cell selection: uplink_frequency=%u kHz (from dl_frequency=%u kHz, uplink_frequency_offset=%u kHz)\n",
+          cfg->carrier_config.uplink_frequency,
+          cfg->carrier_config.dl_frequency,
+          uplink_frequency_offset[cc_idP][0]);
+    if (frequencyInfoUL->absoluteFrequencyPointA == NULL)
+      cfg->carrier_config.uplink_frequency = cfg->carrier_config.dl_frequency;
+    else
+      cfg->carrier_config.uplink_frequency = cfg->carrier_config.dl_frequency + (uplink_frequency_offset[cc_idP][0] / 1000);
+  }
 
   for (int i = 0; i < 5; i++) {
     if (i == frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing) {