diff --git a/TimeoutSerial.cpp b/TimeoutSerial.cpp
index 4a41f56..4bc1cd1 100755
--- a/TimeoutSerial.cpp
+++ b/TimeoutSerial.cpp
@@ -235,7 +235,7 @@ void TimeoutSerial::timeoutExpired(const boost::system::error_code& error)
 void TimeoutSerial::readCompleted(const boost::system::error_code& error,
         const size_t bytesTransferred)
 {
-    if(!error || error.val)
+    if(!error || error.value() == 158)
     {
         result=resultSuccess;
         this->bytesTransferred=bytesTransferred;