diff --git a/include/uapi/linux/nfs4.h b/include/uapi/linux/nfs4.h
index 2119c7c274d71..2b871e0858d9f 100644
--- a/include/uapi/linux/nfs4.h
+++ b/include/uapi/linux/nfs4.h
@@ -15,7 +15,7 @@
 
 #include <linux/types.h>
 
-#define NFS4_BITMAP_SIZE	2
+#define NFS4_BITMAP_SIZE	3
 #define NFS4_VERIFIER_SIZE	8
 #define NFS4_STATEID_SEQID_SIZE 4
 #define NFS4_STATEID_OTHER_SIZE 12