diff --git a/DRAMSys/library/src/controller/Controller.cpp b/DRAMSys/library/src/controller/Controller.cpp
index 6fb9efda..9c103ee6 100644
--- a/DRAMSys/library/src/controller/Controller.cpp
+++ b/DRAMSys/library/src/controller/Controller.cpp
@@ -229,7 +229,7 @@ void Controller::controllerMethod()
     manageResponses();
 
     // (2) Insert new request into scheduler and send END_REQ or use backpressure
-    manageRequests();
+    manageRequests(SC_ZERO_TIME);
 
     // (3) Start refresh and power-down managers to issue requests for the current time
     for (auto it : refreshManagers)
@@ -299,6 +299,7 @@ void Controller::controllerMethod()
             if (isCasCommand(command))
             {
                 scheduler->removeRequest(payload);
+                manageRequests(thinkDelayFw);
                 respQueue->insertPayload(payload, sc_time_stamp()
                         + thinkDelayFw + phyDelayFw
                         + memSpec->getIntervalOnDataStrobe(command).end
@@ -371,7 +372,7 @@ unsigned int Controller::transport_dbg(tlm_generic_payload &trans)
     return iSocket->transport_dbg(trans);
 }
 
-void Controller::manageRequests()
+void Controller::manageRequests(sc_time delay)
 {
     if (transToAcquire.payload != nullptr && transToAcquire.time <= sc_time_stamp())
     {
@@ -397,7 +398,7 @@ void Controller::manageRequests()
             bankMachines[bank.ID()]->start();
 
             transToAcquire.payload->set_response_status(TLM_OK_RESPONSE);
-            sendToFrontend(transToAcquire.payload, END_REQ, SC_ZERO_TIME);
+            sendToFrontend(transToAcquire.payload, END_REQ, delay);
             transToAcquire.payload = nullptr;
         }
         else
diff --git a/DRAMSys/library/src/controller/Controller.h b/DRAMSys/library/src/controller/Controller.h
index bf0e3db1..8a45ef48 100644
--- a/DRAMSys/library/src/controller/Controller.h
+++ b/DRAMSys/library/src/controller/Controller.h
@@ -102,7 +102,7 @@ private:
     } transToAcquire, transToRelease;
 
     void manageResponses();
-    void manageRequests();
+    void manageRequests(sc_time);
 
     sc_event beginReqEvent, endRespEvent, controllerEvent, dataResponseEvent;
 };
diff --git a/DRAMSys/library/src/simulation/Arbiter.cpp b/DRAMSys/library/src/simulation/Arbiter.cpp
index b90a7ea1..55b13a45 100644
--- a/DRAMSys/library/src/simulation/Arbiter.cpp
+++ b/DRAMSys/library/src/simulation/Arbiter.cpp
@@ -125,12 +125,10 @@ void ArbiterReorder::end_of_elaboration()
 tlm_sync_enum Arbiter::nb_transport_fw(int id, tlm_generic_payload &payload,
                               tlm_phase &phase, sc_time &fwDelay)
 {
-    sc_time notDelay = fwDelay;
+    sc_time notDelay = std::ceil((sc_time_stamp() + fwDelay) / tCK) * tCK - sc_time_stamp();
 
     if (phase == BEGIN_REQ)
     {
-        notDelay = std::ceil((sc_time_stamp() + fwDelay) / tCK) * tCK - sc_time_stamp();
-
         // TODO: do not adjust address permanently
         // adjust address offset:
         uint64_t adjustedAddress = payload.get_address() - Configuration::getInstance().addressOffset;
diff --git a/DRAMSys/simulator/StlPlayer.cpp b/DRAMSys/simulator/StlPlayer.cpp
index 3777c21c..4880b5b0 100644
--- a/DRAMSys/simulator/StlPlayer.cpp
+++ b/DRAMSys/simulator/StlPlayer.cpp
@@ -102,18 +102,19 @@ void StlPlayer::nextPayload()
     std::copy(lineIterator->data.begin(), lineIterator->data.end(), payload->get_data_ptr());
 
     sc_time sendingOffset;
+    sc_time sendingTime;
 
-    if (lastSendingTime == sc_time_stamp())
+    if (lastEndReq == sc_time_stamp())
         sendingOffset = playerClk;
     else
         sendingOffset = SC_ZERO_TIME;
 
     if (!relative)
-        lastSendingTime = std::max(sc_time_stamp() + sendingOffset, lineIterator->sendingTime);
+        sendingTime = std::max(sc_time_stamp() + sendingOffset, lineIterator->sendingTime);
     else
-        lastSendingTime = sc_time_stamp() + std::max(sendingOffset, lineIterator->sendingTime);
+        sendingTime = sc_time_stamp() + std::max(sendingOffset, lineIterator->sendingTime);
 
-    sendToTarget(*payload, BEGIN_REQ, lastSendingTime - sc_time_stamp());
+    sendToTarget(*payload, BEGIN_REQ, sendingTime - sc_time_stamp());
 
     transactionsSent++;
     PRINTDEBUGMESSAGE(name(), "Performing request #" + std::to_string(transactionsSent));
diff --git a/DRAMSys/simulator/StlPlayer.h b/DRAMSys/simulator/StlPlayer.h
index f305ae5e..27081d41 100644
--- a/DRAMSys/simulator/StlPlayer.h
+++ b/DRAMSys/simulator/StlPlayer.h
@@ -78,7 +78,6 @@ private:
     unsigned int burstlength;
     unsigned int dataLength;
     sc_time playerClk;  // May be different from the memory clock!
-    sc_time lastSendingTime = sc_max_time();
 
     static constexpr unsigned lineBufferSize = 10000;
 
diff --git a/DRAMSys/simulator/TracePlayer.cpp b/DRAMSys/simulator/TracePlayer.cpp
index 7514be7e..4c588668 100644
--- a/DRAMSys/simulator/TracePlayer.cpp
+++ b/DRAMSys/simulator/TracePlayer.cpp
@@ -73,6 +73,7 @@ void TracePlayer::peqCallback(tlm_generic_payload &payload,
 {
     if (phase == END_REQ)
     {
+        lastEndReq = sc_time_stamp();
         nextPayload();
     }
     else if (phase == BEGIN_RESP)
diff --git a/DRAMSys/simulator/TracePlayer.h b/DRAMSys/simulator/TracePlayer.h
index 7fc4df35..7144c95a 100644
--- a/DRAMSys/simulator/TracePlayer.h
+++ b/DRAMSys/simulator/TracePlayer.h
@@ -69,6 +69,7 @@ protected:
     uint64_t numberOfTransactions = 0;
     uint64_t transactionsSent = 0;
     bool finished = false;
+    sc_time lastEndReq = sc_max_time();
 
 private:
     tlm::tlm_sync_enum nb_transport_bw(tlm::tlm_generic_payload &payload, tlm::tlm_phase &phase,