diff --git a/src/lte/model/pf-ff-mac-scheduler.cc b/src/lte/model/pf-ff-mac-scheduler.cc
index 958bc62f4..a0d0145e1 100644
--- a/src/lte/model/pf-ff-mac-scheduler.cc
+++ b/src/lte/model/pf-ff-mac-scheduler.cc
@@ -215,7 +215,7 @@ PfFfMacScheduler::PfFfMacScheduler ()
     // WILD ACK: based on a m_macChTtiDelay = 1
     m_nextRntiUl (0)
 {
-  m_amc = new LteAmc ();
+  m_amc = CreateObject <LteAmc> ();
   m_cschedSapProvider = new PfSchedulerMemberCschedSapProvider (this);
   m_schedSapProvider = new PfSchedulerMemberSchedSapProvider (this);
 }
@@ -229,7 +229,6 @@ void
 PfFfMacScheduler::DoDispose ()
 {
   NS_LOG_FUNCTION (this);
-  delete m_amc;
   delete m_cschedSapProvider;
   delete m_schedSapProvider;
 }
diff --git a/src/lte/model/pf-ff-mac-scheduler.h b/src/lte/model/pf-ff-mac-scheduler.h
index f06e920ec..15a6f9dce 100644
--- a/src/lte/model/pf-ff-mac-scheduler.h
+++ b/src/lte/model/pf-ff-mac-scheduler.h
@@ -139,7 +139,7 @@ private:
   void RefreshDlCqiMaps(void);
   void RefreshUlCqiMaps(void);
   
-  LteAmc* m_amc;
+  Ptr<LteAmc> m_amc;
 
   /*
    * Vectors of UE's LC info