diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
index 74ad317..4b6e1ab 100644
--- a/include/linux/ext3_fs.h
+++ b/include/linux/ext3_fs.h
@@ -358,6 +358,7 @@
 #define EXT3_MOUNT_RESERVATION		0x10000	/* Preallocation */
 #define EXT3_MOUNT_BARRIER		0x20000 /* Use block barriers */
 #define EXT3_MOUNT_NOBH			0x40000 /* No bufferheads */
+#define EXT3_MOUNT_QUOTA		0x80000 /* Some quota option set */
 
 /* Compatibility, for having both ext2_fs.h and ext3_fs.h included at once */
 #ifndef _LINUX_EXT2_FS_H