diff --git a/include/ntfs-3g/endians.h b/include/ntfs-3g/endians.h
index 66c0fa81..91632f33 100644
--- a/include/ntfs-3g/endians.h
+++ b/include/ntfs-3g/endians.h
@@ -346,4 +346,6 @@
 
 #define le32_not(a) (~(a))
 
+#define le64_not(a) (~(a))
+
 #endif /* defined _NTFS_ENDIANS_H */
diff --git a/ntfsprogs/ntfsclone.c b/ntfsprogs/ntfsclone.c
index a9ba4334..f5c3838e 100644
--- a/ntfsprogs/ntfsclone.c
+++ b/ntfsprogs/ntfsclone.c
@@ -822,7 +822,7 @@ static void copy_cluster(int rescue, u64 rescue_lcn, u64 lcn)
 			mask = const_cpu_to_le64(~0x0ffffffffULL);
 			bs->volume_serial_number
 			    = le64_or(le64_and(volume_serial_number, mask),
-				le64_and(bs->volume_serial_number, ~mask));
+				le64_and(bs->volume_serial_number, le64_not(mask)));
 		}
 			/* Show the new full serial after merging */
 		if (!lcn)
diff --git a/ntfsprogs/ntfslabel.c b/ntfsprogs/ntfslabel.c
index edc4a974..f4e8d972 100644
--- a/ntfsprogs/ntfslabel.c
+++ b/ntfsprogs/ntfslabel.c
@@ -259,7 +259,7 @@ static int change_serial(ntfs_volume *vol, u64 sector, le64 serial_number,
 				mask = const_cpu_to_le64(~0x0ffffffffULL);
 				bs->volume_serial_number
 				    = le64_or(le64_and(serial_number, mask),
-					le64_and(bs->volume_serial_number, ~mask));
+					le64_and(bs->volume_serial_number, le64_not(mask)));
 			}
 			if (opts.noaction
 			    || (ntfs_pwrite(vol->dev,