diff --git a/linux/acs/StrComHandler.cpp b/linux/acs/StrComHandler.cpp
index 2db73f35..0bb4d749 100644
--- a/linux/acs/StrComHandler.cpp
+++ b/linux/acs/StrComHandler.cpp
@@ -54,7 +54,7 @@ ReturnValue_t StrComHandler::performOperation(uint8_t operationCode) {
     switch (state) {
       case InternalState::POLL_ONE_REPLY: {
         // Stopwatch watch;
-        replyTimeout.setTimeout(200);
+        replyTimeout.setTimeout(400);
         readOneReply(static_cast<uint32_t>(state));
         {
           MutexGuard mg(lock);
@@ -720,7 +720,7 @@ ReturnValue_t StrComHandler::readReceivedMessage(CookieIF* cookie, uint8_t** buf
   {
     MutexGuard mg(lock);
     if (state != InternalState::SLEEPING) {
-      return returnvalue::OK;
+      return BUSY;
     }
     replyWasReceived = this->replyWasReceived;
   }
@@ -733,7 +733,7 @@ ReturnValue_t StrComHandler::readReceivedMessage(CookieIF* cookie, uint8_t** buf
     *size = replyLen;
   }
   replyLen = 0;
-  return returnvalue::OK;
+  return replyResult;
 }
 
 ReturnValue_t StrComHandler::unlockAndEraseRegions(uint32_t from, uint32_t to) {