diff --git a/kmod/src/format.h b/kmod/src/format.h
index 2824c3cb..46f2cb85 100644
--- a/kmod/src/format.h
+++ b/kmod/src/format.h
@@ -8,7 +8,7 @@
  */
 #define SCOUTFS_FORMAT_VERSION_MIN		1
 #define SCOUTFS_FORMAT_VERSION_MIN_STR	__stringify(SCOUTFS_FORMAT_VERSION_MIN)
-#define SCOUTFS_FORMAT_VERSION_MAX		1
+#define SCOUTFS_FORMAT_VERSION_MAX		2
 #define SCOUTFS_FORMAT_VERSION_MAX_STR	__stringify(SCOUTFS_FORMAT_VERSION_MAX)
 
 /* statfs(2) f_type */
diff --git a/utils/man/scoutfs.5 b/utils/man/scoutfs.5
index fb56d19d..650145ec 100644
--- a/utils/man/scoutfs.5
+++ b/utils/man/scoutfs.5
@@ -373,6 +373,16 @@ The version that a mount is using is shown in the
 file in the mount's sysfs directory, typically
 .I /sys/fs/scoutfs/f.FSID.r.RID/
 .RE
+.sp
+The defined format versions are:
+.RS
+.TP
+.sp
+.B 1
+Initial format version.
+.TP
+.B 2
+.RE
 
 .SH CORRUPTION DETECTION
 A