diff --git a/Tactical/Item Types.h b/Tactical/Item Types.h
index 67600237..98f57ded 100644
--- a/Tactical/Item Types.h	
+++ b/Tactical/Item Types.h	
@@ -1052,8 +1052,8 @@ typedef struct
 	UINT64 nasLayoutClass;
 	UINT64 ulAvailableAttachmentPoint;
 	UINT64 ulAttachmentPoint;
-	UINT64 usItemFlag; // bitflags to store various item properties (better than introducing 64 BOOLEAN values). If I only had thought of this earlier....
-	UINT64 usItemFlag2; // bitflags to store various item properties
+	FLAGS64 usItemFlag; // bitflags to store various item properties (better than introducing 64 BOOLEAN values). If I only had thought of this earlier....
+	FLAGS64 usItemFlag2; // bitflags to store various item properties
 
 	UINT32 uiIndex;
 	UINT32 usItemClass;
diff --git a/Tactical/Items.cpp b/Tactical/Items.cpp
index c88fd215..645ba111 100644
--- a/Tactical/Items.cpp
+++ b/Tactical/Items.cpp
@@ -15249,18 +15249,18 @@ void CheckBombSpecifics( OBJECTTYPE * pObj, INT8* detonatortype, INT8* setting,
 }
 
 // Flugente: check for specific flags
-BOOLEAN HasItemFlag( UINT16 usItem, UINT64 aFlag )
+BOOLEAN HasItemFlag( UINT16 usItem, FLAGS64 aFlag )
 {
 	return( (Item[usItem].usItemFlag & aFlag) != 0 );
 }
 
-BOOLEAN HasItemFlag2(UINT16 usItem, UINT64 aFlag)
+BOOLEAN HasItemFlag2(UINT16 usItem, FLAGS64 aFlag)
 {
 	return((Item[usItem].usItemFlag2 & aFlag) != 0);
 }
 
 // Flugente: get first item number that has this flag. Use with caution, as we search in all items
-BOOLEAN GetFirstItemWithFlag( UINT16* pusItem, UINT64 aFlag )
+BOOLEAN GetFirstItemWithFlag( UINT16* pusItem, FLAGS64 aFlag )
 {
 	UINT16 i;
 	for ( i = 1; i < gMAXITEMS_READ; ++i )
diff --git a/Tactical/Items.h b/Tactical/Items.h
index fe9465b1..9b533363 100644
--- a/Tactical/Items.h
+++ b/Tactical/Items.h
@@ -566,11 +566,11 @@ UINT64 GetAvailableAttachmentPoint ( OBJECTTYPE * pObject, UINT8 subObject );
 void CheckBombSpecifics( OBJECTTYPE * pObj, INT8* detonatortype, INT8* setting, INT8* defusefrequency );
 
 // Flugente: check for specific flags
-BOOLEAN HasItemFlag(UINT16 usItem, UINT64 aFlag);
-BOOLEAN HasItemFlag2(UINT16 usItem, UINT64 aFlag);
+BOOLEAN HasItemFlag(UINT16 usItem, FLAGS64 aFlag);
+BOOLEAN HasItemFlag2(UINT16 usItem, FLAGS64 aFlag);
 
 // Flugente: get first item number that has this flag. Use with caution, as we search in all items
-BOOLEAN GetFirstItemWithFlag( UINT16* pusItem, UINT64 aFlag );
+BOOLEAN GetFirstItemWithFlag( UINT16* pusItem, FLAGS64 aFlag );
 
 // Flugente: check if this object is currently fed from an external source (belts in inventory, other mercs)
 BOOLEAN ObjectIsBeingFedExternal(SOLDIERTYPE* pSoldier, OBJECTTYPE * pObject);