diff --git a/include/ntfs-3g/cache.h b/include/ntfs-3g/cache.h
index 67e4f9da..be63b1a4 100644
--- a/include/ntfs-3g/cache.h
+++ b/include/ntfs-3g/cache.h
@@ -1,7 +1,7 @@
 /*
  * cache.h : deal with indexed LRU caches
  *
- * Copyright (c) 2008-2009 Jean-Pierre Andre
+ * Copyright (c) 2008-2010 Jean-Pierre Andre
  *
  * This program/include file is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as published
@@ -29,11 +29,7 @@ struct CACHED_GENERIC {
 	struct CACHED_GENERIC *previous;
 	void *variable;
 	size_t varsize;
-	union {
-		/* force alignment for pointers and u64 */
-		u64 u64align;
-		void *ptralign;
-	} fixed[0];
+	union ALIGNMENT payload[0];
 } ;
 
 struct CACHED_INODE {
@@ -41,6 +37,7 @@ struct CACHED_INODE {
 	struct CACHED_INODE *previous;
 	const char *pathname;
 	size_t varsize;
+	union ALIGNMENT payload[0];
 		/* above fields must match "struct CACHED_GENERIC" */
 	u64 inum;
 } ;
@@ -50,6 +47,7 @@ struct CACHED_NIDATA {
 	struct CACHED_NIDATA *previous;
 	const char *pathname;	/* not used */
 	size_t varsize;		/* not used */
+	union ALIGNMENT payload[0];
 		/* above fields must match "struct CACHED_GENERIC" */
 	u64 inum;
 	ntfs_inode *ni;
@@ -60,6 +58,7 @@ struct CACHED_LOOKUP {
 	struct CACHED_LOOKUP *previous;
 	const char *name;
 	size_t namesize;
+	union ALIGNMENT payload[0];
 		/* above fields must match "struct CACHED_GENERIC" */
 	u64 parent;
 	u64 inum;
diff --git a/include/ntfs-3g/security.h b/include/ntfs-3g/security.h
index 83d7c0e1..f6a8dace 100644
--- a/include/ntfs-3g/security.h
+++ b/include/ntfs-3g/security.h
@@ -4,7 +4,7 @@
  *
  * Copyright (c) 2004      Anton Altaparmakov
  * Copyright (c) 2005-2006 Szabolcs Szakacsits
- * Copyright (c) 2007-2008 Jean-Pierre Andre
+ * Copyright (c) 2007-2010 Jean-Pierre Andre
  *
  * This program/include file is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as published
@@ -85,6 +85,7 @@ struct CACHED_PERMISSIONS_LEGACY {
 	struct CACHED_PERMISSIONS_LEGACY *previous;
 	void *variable;
 	size_t varsize;
+	union ALIGNMENT payload[0];
 		/* above fields must match "struct CACHED_GENERIC" */
 	u64 mft_no;
 	struct CACHED_PERMISSIONS perm;
@@ -99,6 +100,7 @@ struct CACHED_SECURID {
 	struct CACHED_SECURID *previous;
 	void *variable;
 	size_t varsize;
+	union ALIGNMENT payload[0];
 		/* above fields must match "struct CACHED_GENERIC" */
 	uid_t uid;
 	gid_t gid;
diff --git a/include/ntfs-3g/types.h b/include/ntfs-3g/types.h
index 8b7f3f52..a64f12fa 100644
--- a/include/ntfs-3g/types.h
+++ b/include/ntfs-3g/types.h
@@ -120,5 +120,13 @@ typedef enum {
 #define STATUS_KEEP_SEARCHING			(-3)
 #define STATUS_NOT_FOUND			(-4)
 
+/*
+ *	Force alignment in a struct if required by processor
+ */
+union ALIGNMENT {
+	u64 u64align;
+	void *ptralign;
+} ;
+
 #endif /* defined _NTFS_TYPES_H */
 
diff --git a/libntfs-3g/cache.c b/libntfs-3g/cache.c
index dd147672..43ff151d 100644
--- a/libntfs-3g/cache.c
+++ b/libntfs-3g/cache.c
@@ -1,7 +1,7 @@
 /**
  * cache.c : deal with LRU caches
  *
- * Copyright (c) 2008-2009 Jean-Pierre Andre
+ * Copyright (c) 2008-2010 Jean-Pierre Andre
  *
  * This program/include file is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as published
@@ -298,7 +298,7 @@ struct CACHED_GENERIC *ntfs_enter_cache(struct CACHE_HEADER *cache,
 			if (cache->most_recent_entry)
 				cache->most_recent_entry->previous = current;
 			cache->most_recent_entry = current;
-			memcpy(current->fixed, item->fixed, cache->fixed_size);
+			memcpy(current->payload, item->payload, cache->fixed_size);
 			if (item->varsize) {
 				if (current->variable) {
 					memcpy(current->variable,