diff --git a/message_parsers.cpp b/message_parsers.cpp
index 21fb125..95fcfaf 100644
--- a/message_parsers.cpp
+++ b/message_parsers.cpp
@@ -250,7 +250,7 @@
 {
     SessionHeader_t* header = reinterpret_cast<SessionHeader_t*>(packet.data());
 
-    if (header->sessId == session::SESSION_ZERO)
+    if (header->sessId == session::sessionZero)
     {
         header->sessSeqNum = 0x00;
     }