diff --git a/mission/devices/PlocHandler.cpp b/mission/devices/PlocHandler.cpp
index 7300a610..802c26e5 100644
--- a/mission/devices/PlocHandler.cpp
+++ b/mission/devices/PlocHandler.cpp
@@ -89,7 +89,7 @@ ReturnValue_t PlocHandler::prepareTcMemReadCommand(const uint8_t * commandData,
 
 void PlocHandler::fillCommandAndReplyMap() {
     this->insertInCommandAndReplyMap(PLOC::TC_MEM_WRITE, 1, nullptr, PLOC::SIZE_ACK_REPORT);
-    this->insertInCommandAndReplyMap(PLOC::TC_MEM_READ, 1, nullptr, PLOC::SIZE_ACK_REPORT);
+    this->insertInCommandAndReplyMap(PLOC::TC_MEM_READ, 1, nullptr, PLOC::SIZE_TC_MEM_READ_REPLY);
 }
 
 ReturnValue_t PlocHandler::scanForReply(const uint8_t *start,
@@ -198,7 +198,7 @@ ReturnValue_t PlocHandler::receiveExecutionReport() {
     result = handleExecutionReport(receivedData, receivedDataLen);
 }
 
-void PlocHandler::handleExecutionReport(const uint8_t* receivedData, size_t receivedDataLen) {
+ReturnValue_t PlocHandler::handleExecutionReport(const uint8_t* receivedData, size_t receivedDataLen) {
 
     uint16_t apid = (*(receivedData) << 8 | *(receivedData + 1)) & APID_MASK;
 
diff --git a/mission/devices/devicedefinitions/PlocDefinitions.h b/mission/devices/devicedefinitions/PlocDefinitions.h
index 74dd3c09..89cef3da 100644
--- a/mission/devices/devicedefinitions/PlocDefinitions.h
+++ b/mission/devices/devicedefinitions/PlocDefinitions.h
@@ -15,6 +15,9 @@ namespace PLOC {
     static const uint16_t SIZE_EXE_REPORT = 14;
     static const uint16_t SIZE_TM_MEM_READ_REPORT = 18;
 
+    /** Reply comprises one ack report, the telemetry packet and the execution report */
+    static const uint16_t SIZE_TC_MEM_READ_REPLY = 49;
+
     /**
      * SpacePacket apids of PLOC telecommands and telemetry.
      */
@@ -33,7 +36,7 @@ namespace PLOC {
     static const uint16_t LENGTH_TC_MEM_WRITE = 12;
     static const uint16_t LENGTH_TC_MEM_READ = 8;
 
-    static const size_t MAX_REPLY_SIZE = SIZE_TM_MEM_READ_REPORT;
+    static const size_t MAX_REPLY_SIZE = SIZE_TC_MEM_READ_REPLY;
     static const size_t MAX_COMMAND_SIZE = 18;
 
     /**