Index: firmware/App/Controllers/AirTrap.h
===================================================================
diff -u -r285b5d82539c96524c93703d52a66fff76fb64fc -raa6d45143096dfab776ce2ed7c775cfe2dd6db18
--- firmware/App/Controllers/AirTrap.h	(.../AirTrap.h)	(revision 285b5d82539c96524c93703d52a66fff76fb64fc)
+++ firmware/App/Controllers/AirTrap.h	(.../AirTrap.h)	(revision aa6d45143096dfab776ce2ed7c775cfe2dd6db18)
@@ -33,6 +33,7 @@
 
 // ********** public definitions **********
 
+#pragma pack(push, 1)
 /// Payload record structure for air trap data broadcast message
 typedef struct
 {
@@ -44,6 +45,7 @@
     U32 h20State;                           ///< Is air trap outlet valve open or closed
     BOOL isAutoControlling;                 ///< Flag indicates whether air trap level is being auto controlled
 } AIR_TRAP_PAYLOAD_T;
+#pragma pack(pop)
 
 // ********** public function prototypes **********