diff --git a/include/ibm/locks.hpp b/include/ibm/locks.hpp
index 800ee48..fb8b396 100644
--- a/include/ibm/locks.hpp
+++ b/include/ibm/locks.hpp
@@ -39,7 +39,7 @@
 
 class Lock
 {
-    uint32_t transactionId;
+    uint32_t transactionId = 0;
     boost::container::flat_map<uint32_t, LockRequests> lockTable;
 
   protected:
@@ -429,7 +429,7 @@
 inline Rc Lock::isConflictWithTable(const LockRequests& refLockRequestStructure)
 {
 
-    uint32_t transactionId;
+    uint32_t transactionId = 0;
 
     if (lockTable.empty())
     {