diff --git a/ChangeLog b/ChangeLog
index 47a4035..470b85b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2012-06-01  Niibe Yutaka  <gniibe@fsij.org>
 
+	Update of reGNUal.
+	* regnual/regnual.c (main): Follow the change of usb_lld_init.
+	(regnual_config_desc): Include interface descriptor.
+	(usb-strings.c.inc): Change the file name.
+	* regnual/Makefile (regnual.o): Depend on sys.h.
 	* src/configure (usb-strings.c.inc): ifdef-out
 	gnuk_revision_detail and gnuk_config_options (for reGNUal).
 	* src/usb_desc.c (USB_STRINGS_FOR_GNUK): Define.
diff --git a/regnual/Makefile b/regnual/Makefile
index c1a2fbc..5e0036e 100644
--- a/regnual/Makefile
+++ b/regnual/Makefile
@@ -32,7 +32,7 @@ LDFLAGS = -T$(LDSCRIPT) -nostartfiles $(MCFLAGS) $(TOPT)
 
 all: regnual.hex
 
-regnual.o: regnual.c
+regnual.o: regnual.c ../src/sys.h
 
 regnual.hex: regnual.elf
 	$(OBJCOPY) -Obinary regnual.elf regnual.bin
diff --git a/regnual/regnual.c b/regnual/regnual.c
index 1b761da..b36c498 100644
--- a/regnual/regnual.c
+++ b/regnual/regnual.c
@@ -60,8 +60,8 @@ static const uint8_t regnual_device_desc[] = {
 static const uint8_t regnual_config_desc[] = {
   9,
   USB_CONFIGURATION_DESCRIPTOR_TYPE, /* bDescriptorType: Configuration */
-  9, 0,			/* wTotalLength: no of returned bytes */
-  0,			/* bNumInterfaces: None, but control pipe */
+  18, 0,			/* wTotalLength: no of returned bytes */
+  1,			/* bNumInterfaces: single vender interface */
   0x01,			/* bConfigurationValue: Configuration value */
   0x00,			/* iConfiguration: None */
 #if defined(USB_SELF_POWERED)
@@ -70,6 +70,17 @@ static const uint8_t regnual_config_desc[] = {
   0x80,				/* bmAttributes: bus powered */
 #endif
   50,				/* MaxPower 100 mA */
+
+  /* Interface Descriptor */
+  9,
+  USB_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType: Interface */
+  0,				 /* bInterfaceNumber: Index of this interface */
+  0,			    /* Alternate setting for this interface */
+  0,			    /* bNumEndpoints: None */
+  0xFF,
+  0,
+  0,
+  0,				/* string index for interface */
 };
 
 static const uint8_t regnual_string_lang_id[] = {
@@ -78,7 +89,7 @@ static const uint8_t regnual_string_lang_id[] = {
   0x09, 0x04			/* LangID = 0x0409: US-English */
 };
 
-#include "../src/usb-string-vendor-product.c.inc"
+#include "../src/usb-strings.c.inc"
 
 static const uint8_t regnual_string_serial[] = {
   8*2+2,
@@ -294,7 +305,7 @@ main (int argc, char *argv[])
 
   set_led (0);
 
-  usb_lld_init ();
+  usb_lld_init (regnual_config_desc[7]);
 
   while (1)
     {