diff --git a/cups-usblp-quirks.patch b/cups-usblp-quirks.patch
index ebf5d4c..15e0c0b 100644
--- a/cups-usblp-quirks.patch
+++ b/cups-usblp-quirks.patch
@@ -1,6 +1,6 @@
 diff -up cups-1.5.4/backend/usb-libusb.c.usblp-quirks cups-1.5.4/backend/usb-libusb.c
---- cups-1.5.4/backend/usb-libusb.c.usblp-quirks	2012-07-16 19:16:46.000000000 +0200
-+++ cups-1.5.4/backend/usb-libusb.c	2012-10-17 16:30:58.571793169 +0200
+--- cups-1.5.4/backend/usb-libusb.c.usblp-quirks	2012-07-16 18:16:46.000000000 +0100
++++ cups-1.5.4/backend/usb-libusb.c	2013-06-25 09:20:42.821779510 +0100
 @@ -70,7 +70,7 @@ typedef struct usb_printer_s		/**** USB
  			read_endp,	/* Read endpoint */
  			protocol,	/* Protocol: 1 = Uni-di, 2 = Bi-di. */
@@ -19,7 +19,7 @@ diff -up cups-1.5.4/backend/usb-libusb.c.usblp-quirks cups-1.5.4/backend/usb-lib
  #define USBLP_QUIRK_NO_REATTACH	0x8000	/* After printing we cannot re-attach
  					   the usblp kernel module */
  
-@@ -141,15 +143,45 @@ static const struct quirk_printer_struct
+@@ -141,15 +143,47 @@ static const struct quirk_printer_struct
  	{ 0x0409, 0xf1be, USBLP_QUIRK_BIDIR }, /* NEC Picty800 (HP OEM) */
  	{ 0x0482, 0x0010, USBLP_QUIRK_BIDIR }, /* Kyocera Mita FS 820,
  						  by zut <kernel@zut.de> */
@@ -33,6 +33,8 @@ diff -up cups-1.5.4/backend/usb-libusb.c.usblp-quirks cups-1.5.4/backend/usb-lib
 +			    Printer, https://bugs.launchpad.net/bugs/1032456 */
 +	{ 0x04a9, 0x1717, USBLP_QUIRK_BIDIR }, /* Canon, Inc. MP510
 +			    Printer, https://bugs.launchpad.net/bugs/1050009 */
++	{ 0x04a9, 0x1730, USBLP_QUIRK_BIDIR }, /* Canon, Inc. MP540
++			    Printer, https://bugzilla.redhat.com/967873 */
 +	{ 0x04a9, 0x173d, USBLP_QUIRK_BIDIR }, /* Canon, Inc. MP550
 +			    Printer, http://www.cups.org/str.php?L4155 */
 +	{ 0x04a9, 0x173e, USBLP_QUIRK_BIDIR }, /* Canon, Inc. MP560
@@ -68,7 +70,7 @@ diff -up cups-1.5.4/backend/usb-libusb.c.usblp-quirks cups-1.5.4/backend/usb-lib
  	{ 0, 0 }
  };
  
-@@ -256,7 +286,12 @@ print_device(const char *uri,		/* I - De
+@@ -256,7 +290,12 @@ print_device(const char *uri,		/* I - De
    }
  
    g.print_fd = print_fd;
@@ -82,7 +84,7 @@ diff -up cups-1.5.4/backend/usb-libusb.c.usblp-quirks cups-1.5.4/backend/usb-lib
  
   /*
    * If we are printing data from a print driver on stdin, ignore SIGTERM
-@@ -772,7 +807,7 @@ close_device(usb_printer_t *printer)	/*
+@@ -772,7 +811,7 @@ close_device(usb_printer_t *printer)	/*
      * Reset the device to clean up after the job
      */
  
@@ -91,7 +93,7 @@ diff -up cups-1.5.4/backend/usb-libusb.c.usblp-quirks cups-1.5.4/backend/usb-lib
      {
        if ((errcode = libusb_reset_device(printer->handle)) < 0)
  	fprintf(stderr,
-@@ -1288,7 +1323,7 @@ open_device(usb_printer_t *printer,	/* I
+@@ -1288,7 +1327,7 @@ open_device(usb_printer_t *printer,	/* I
    }
  
    printer->usblp_attached = 0;
@@ -100,7 +102,7 @@ diff -up cups-1.5.4/backend/usb-libusb.c.usblp-quirks cups-1.5.4/backend/usb-lib
  
    if (verbose)
      fputs("STATE: +connecting-to-device\n", stderr);
-@@ -1586,7 +1621,8 @@ static unsigned int quirks(int vendor, i
+@@ -1586,7 +1625,8 @@ static unsigned int quirks(int vendor, i
    for (i = 0; quirk_printers[i].vendorId; i++)
    {
      if (vendor == quirk_printers[i].vendorId &&
diff --git a/cups.spec b/cups.spec
index 1cf2be5..1f943f3 100644
--- a/cups.spec
+++ b/cups.spec
@@ -12,7 +12,7 @@
 Summary: Common Unix Printing System
 Name: cups
 Version: 1.5.4
-Release: 28%{?dist}
+Release: 29%{?dist}
 License: GPLv2
 Group: System Environment/Daemons
 Source: http://ftp.easysw.com/pub/cups/%{version}/cups-%{version}-source.tar.bz2
@@ -282,6 +282,7 @@ Sends IPP requests to the specified URI and tests and/or displays the results.
 # Problem is a port reset which is done by the new USB backend of CUPS 1.5.4 and 1.6.x to clean up after the job.
 # This patch adds a quirk handler for this reset so that it will not be done for all printers.
 # (bug #847923, STR #4155, STR #4191)
+# Added usblp quirk for Canon PIXMA MP540 (bug #967873).
 %patch24 -p1 -b .usblp-quirks
 # Use mode 0755 for binaries and libraries where appropriate.
 %patch25 -p1 -b .0755
@@ -765,6 +766,9 @@ rm -f %{cups_serverbin}/backend/smb
 %{_mandir}/man5/ipptoolfile.5.gz
 
 %changelog
+* Tue Jun 25 2013 Tim Waugh <twaugh@redhat.com> 1:1.5.4-29
+- Added usblp quirk for Canon PIXMA MP540 (bug #967873).
+
 * Thu Jun 13 2013 Tim Waugh <twaugh@redhat.com> 1:1.5.4-28
 - Prevent stringpool damage leading to memory leaks (bug #974048).