diff --git a/.cvsignore b/.cvsignore
index e1db0d5..a587421 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -1 +1 @@
-latexmk-412.zip
+latexmk-413.zip
diff --git a/latexmk-conf.patch b/latexmk-conf.patch
index 9323cda..10a67d2 100644
--- a/latexmk-conf.patch
+++ b/latexmk-conf.patch
@@ -1,6 +1,6 @@
---- latexmk.1.ORIG	2009-11-24 11:14:22.000000000 -0700
-+++ latexmk.1	2009-12-01 08:38:29.251961734 -0700
-@@ -494,6 +494,7 @@
+--- latexmk.1.ORIG	2010-01-13 13:30:48.000000000 -0700
++++ latexmk.1	2010-01-18 11:20:09.617597204 -0700
+@@ -546,6 +546,7 @@
     "/opt/local/share/latexmk/LatexMk",
     "/usr/local/share/latexmk/LatexMk",
     "/usr/local/lib/latexmk/LatexMk".
@@ -8,9 +8,9 @@
     On a MS-WINDOWS system it looks for "C:\\latexmk\\LatexMk".
  .PP
  2) The user's RC file, "$HOME/.latexmkrc", if it exists.  Here $HOME
---- latexmk.pl.ORIG	2009-11-27 12:40:48.000000000 -0700
-+++ latexmk.pl	2009-12-01 08:39:24.877857354 -0700
-@@ -673,10 +673,8 @@
+--- latexmk.pl.ORIG	2010-01-15 14:56:15.000000000 -0700
++++ latexmk.pl	2010-01-18 11:20:09.620544494 -0700
+@@ -677,10 +677,8 @@
      ## /usr/local/share, depending on the local conventions.
      ## /usr/local/lib/latexmk/LatexMk is put in the list for
      ## compatibility with older versions of latexmk.
diff --git a/latexmk.conf b/latexmk.conf
index 798cfa3..ccc1103 100644
--- a/latexmk.conf
+++ b/latexmk.conf
@@ -29,6 +29,11 @@
 # The switch that puts BibTeX in silent mode
 # $bibtex_silent_switch = '-terse';
 
+# Whether to run bibtex to update bbl files: 0 means never run bibtex, 1 means
+# run bibtex only if the source files exist and the bbl files are out of date,
+# 2 means run bibtex whenever the bbl files are out of date.
+# $bibtex_use = 1;
+
 # Extra file extensions to remove when cleaning
 # $clean_ext = "";
 
diff --git a/latexmk.spec b/latexmk.spec
index 72f866d..9907649 100644
--- a/latexmk.spec
+++ b/latexmk.spec
@@ -1,12 +1,12 @@
 Name:           latexmk
-Version:        4.12
+Version:        4.13
 Release:        1%{?dist}
 Summary:        A make-like utility for LaTeX files
 
 Group:          Applications/Publishing
 License:        GPLv2+
 URL:            http://www.phys.psu.edu/~collins/software/latexmk-jcc/
-Source0:        http://www.phys.psu.edu/~collins/software/latexmk-jcc/latexmk-412.zip
+Source0:        http://www.phys.psu.edu/~collins/software/latexmk-jcc/latexmk-413.zip
 Source1:        latexmk.conf
 Source2:        latexmk-README.fedora
 # Change the system-wide configuration file to /etc/latexmk.conf and fix the
@@ -58,6 +58,9 @@ rm -rf $RPM_BUILD_ROOT
 %doc CHANGES COPYING INSTALL README README.fedora extra-scripts
 
 %changelog
+* Mon Jan 18 2010 Jerry James <loganjerry@gmail.com> - 4.13-1
+- Update to 4.13.
+
 * Tue Dec 29 2009 Jerry James <loganjerry@gmail.com> - 4.12-1
 - Update to 4.12 to get new option to not run bibtex.
 - Add a missing semicolon to the conf file (bz 551082).
diff --git a/sources b/sources
index 3ed8698..233344a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-03cdd242563e48fa6a094effa9c0966e  latexmk-412.zip
+14c81d92151f92d6cdf4c1566071466b  latexmk-413.zip