diff --git a/src/lte/model/lte-spectrum-value-helper.h b/src/lte/model/lte-spectrum-value-helper.h
index 044b823597..95672bfa79 100644
--- a/src/lte/model/lte-spectrum-value-helper.h
+++ b/src/lte/model/lte-spectrum-value-helper.h
@@ -159,6 +159,8 @@ class LteSpectrumValueHelper
    * This function splits the power over the active RBs instead of
    * the entire bandwidth
    * \param earfcn the carrier frequency (EARFCN) of the transmission
+   * \param bandwidth the Transmission Bandwidth Configuration in
+   * number of resource blocks
    * \param powerTx the total power in dBm over the whole bandwidth
    * \param activeRbs the list of Active Resource Blocks (PRBs)
    *
diff --git a/src/lte/model/lte-ue-rrc.h b/src/lte/model/lte-ue-rrc.h
index af6ed8146d..bdae06d0a4 100644
--- a/src/lte/model/lte-ue-rrc.h
+++ b/src/lte/model/lte-ue-rrc.h
@@ -486,7 +486,7 @@ class LteUeRrc : public Object
 
   /**
    * RRC CCM SAP USER Method
-   * \param res
+   * \param noOfComponentCarriers the number of component carriers
    */
   void DoSetNumberOfComponentCarriers (uint16_t noOfComponentCarriers);