diff --git a/ChangeLog b/ChangeLog
index 722c266..ac0c3a5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-04-15  NIIBE Yutaka  <gniibe@fsij.org>
+
+	* Version 0.11.
+
+	* src/usb_prop.c (gnukStringSerial): Updated.
+
 2011-04-11  NIIBE Yutaka  <gniibe@fsij.org>
 
 	* tool/dfuse.py (DFU_STM32.verify): support data size of non-1-KiB.
diff --git a/README b/README
index 16898bd..a9a0634 100644
--- a/README
+++ b/README
@@ -1,7 +1,7 @@
 Gnuk - software for GPG USB Token
 
-							   Version 0.10
-							     2011-02-10
+							   Version 0.11
+							     2011-04-15
 						           Niibe Yutaka
 				      Free Software Initiative of Japan
 
@@ -26,11 +26,11 @@ USB Token by Gnuk everywhere.
 Release notes
 =============
 
-This is eleventh release of Gnuk.  While it works well for specific
-usages, it is still experimental.  Note that you need to write random
-bits after installation of gnuk executable to the chip from this
-release.  This procedure is required to share a single executable
-among multiple devices.
+This is twelfth release of Gnuk.  While it works well for specific
+usages and it is considered stable, it is still somewhat experimental.
+Note that you need to write random bits after installation of gnuk
+executable to the chip.  This procedure is required to share a single
+executable among multiple devices.
 
 Tested features are:
 
diff --git a/src/usb_prop.c b/src/usb_prop.c
index b0e2181..8b9579f 100644
--- a/src/usb_prop.c
+++ b/src/usb_prop.c
@@ -39,7 +39,7 @@
 static uint8_t gnukStringSerial[] = {
   13*2+2,			/* bLength */
   USB_STRING_DESCRIPTOR_TYPE,	/* bDescriptorType */
-  '0', 0, '.', 0, '1', 0, '0', 0, /* Version number of Gnuk */
+  '0', 0, '.', 0, '1', 0, '1', 0, /* Version number of Gnuk */
   '-', 0,
   0, 0, 0, 0, 0, 0, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0,