diff --git a/linux/devices/devicedefinitions/PlocSupervisorDefinitions.h b/linux/devices/devicedefinitions/PlocSupervisorDefinitions.h
index aad0a4c8..68ac6447 100644
--- a/linux/devices/devicedefinitions/PlocSupervisorDefinitions.h
+++ b/linux/devices/devicedefinitions/PlocSupervisorDefinitions.h
@@ -1198,7 +1198,7 @@ class WriteMemory : public TcBase {
     if (updateDataLen % 2 != 0) {
       // The data field must be two bytes aligned. Thus, in case the number of bytes to write is odd
       // a value of zero is added here
-      data[updateDataLen + 1] = 0;
+      data[updateDataLen] = 0;
     }
     return returnvalue::OK;
   }