diff --git a/linux/devices/ploc/PlocSupervisorHandler.cpp b/linux/devices/ploc/PlocSupervisorHandler.cpp
index ebebcb44..90b9c14f 100644
--- a/linux/devices/ploc/PlocSupervisorHandler.cpp
+++ b/linux/devices/ploc/PlocSupervisorHandler.cpp
@@ -827,10 +827,14 @@ ReturnValue_t PlocSupervisorHandler::verifyPacket(const uint8_t* start, size_t f
 }
 
 ReturnValue_t PlocSupervisorHandler::handleAckReport(const uint8_t* data) {
-  ReturnValue_t result = RETURN_OK;
+  using namespace supv;
+	ReturnValue_t result = RETURN_OK;
 
-  result = verifyPacket(data, supv::SIZE_ACK_REPORT);
-  if (result == SupvReturnValuesIF::CRC_FAILURE) {
+	AcknowledgmentReport ack;
+	ack.addWholeData(data, SIZE_ACK_REPORT);
+
+  result = ack.checkCrc();
+  if (result != RETURN_OK) {
     sif::error << "PlocSupervisorHandler::handleAckReport: CRC failure" << std::endl;
     nextReplyId = supv::NONE;
     replyRawReplyIfnotWiretapped(data, supv::SIZE_ACK_REPORT);
@@ -842,7 +846,9 @@ ReturnValue_t PlocSupervisorHandler::handleAckReport(const uint8_t* data) {
 
   uint16_t apid = (*(data) << 8 | *(data + 1)) & APID_MASK;
 
-  switch (apid) {
+  result = ack.checkApid();
+
+  switch (result) {
     case supv::APID_ACK_FAILURE: {
       // TODO: Interpretation of status field in acknowledgment report
       sif::debug << "PlocSupervisorHandler::handleAckReport: Received Ack failure report"