diff --git a/src/lte/model/lte-ue-phy.cc b/src/lte/model/lte-ue-phy.cc
index 305b1ba52..03d7b31a3 100644
--- a/src/lte/model/lte-ue-phy.cc
+++ b/src/lte/model/lte-ue-phy.cc
@@ -640,14 +640,10 @@ LteUePhy::SubframeIndication (uint32_t frameNo, uint32_t subframeNo)
     }
   else
     {
-      // send only PUCCH (ideal: fake full bandwidth signal)
+      // send only PUCCH (ideal: fake null bandwidth signal)
       if (ctrlMsg.size ()>0)
         {
           std::vector <int> dlRb;
-          for (uint8_t i = 0; i < m_ulBandwidth; i++)
-            {
-              dlRb.push_back (i);
-            }
           SetSubChannelsForTransmission (dlRb);
           m_uplinkSpectrumPhy->StartTxDataFrame (pb, ctrlMsg, UL_DATA_DURATION);
         }