diff --git a/linux/devices/ploc/PlocSupervisorHandler.cpp b/linux/devices/ploc/PlocSupervisorHandler.cpp
index 6cd8b656..b0718e81 100644
--- a/linux/devices/ploc/PlocSupervisorHandler.cpp
+++ b/linux/devices/ploc/PlocSupervisorHandler.cpp
@@ -906,7 +906,10 @@ ReturnValue_t PlocSupervisorHandler::handleAckReport(const uint8_t* data) {
   ReturnValue_t result = RETURN_OK;
 
   AcknowledgmentReport ack(data, SIZE_ACK_REPORT);
-  // ack.addWholeData(data, SIZE_ACK_REPORT);
+  result = ack.checkSize();
+  if(result != RETURN_OK) {
+    return result;
+  }
 
   result = ack.checkCrc();
   if (result != RETURN_OK) {
@@ -960,9 +963,6 @@ ReturnValue_t PlocSupervisorHandler::handleExecutionReport(const uint8_t* data)
   ReturnValue_t result = RETURN_OK;
 
   ExecutionReport exe(data, SIZE_EXE_REPORT);
-  if (exe.isNull()) {
-    return RETURN_FAILED;
-  }
   result = exe.checkSize();
   if (result != RETURN_OK) {
     return result;