diff --git a/procmail.spec b/procmail.spec
index 8d0bef0..afd0189 100644
--- a/procmail.spec
+++ b/procmail.spec
@@ -1,7 +1,7 @@
 Summary: The procmail mail processing program.
 Name: procmail
 Version: 3.22
-Release: 14
+Release: 15
 License: GPL or Artistic
 Group: System Environment/Daemons
 Source: ftp://ftp.procmail.org/pub/procmail/procmail-%{version}.tar.gz
@@ -10,6 +10,7 @@ URL: http://www.procmail.org
 Patch0: procmail-3.22-rhconfig.patch
 Patch1: procmail-3.15.1-man.patch
 Patch2: procmail_3.22-8.debian.patch
+Patch3: procmail-3.22-large_files.patch
 BuildRoot: %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -23,11 +24,12 @@ Procmail is also the basis for the SmartList mailing list processor.
 %patch0 -p1 -b .rhconfig
 %patch1 -p1
 %patch2 -p1
+%patch3 -p1 -b .largefiles
 
 find . -type d -exec chmod 755 {} \;
 
 %build
-make RPM_OPT_FLAGS="$RPM_OPT_FLAGS"
+make RPM_OPT_FLAGS="$RPM_OPT_FLAGS -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE"
 
 %install
 rm -rf ${RPM_BUILD_ROOT}
@@ -56,6 +58,9 @@ rm -rf ${RPM_BUILD_ROOT}
 %{_mandir}/man[15]/*
 
 %changelog
+* Mon Nov  8 2004 Martin Stransky <stransky@redhat.com> 3.22-15
+- add largefiles patch to support 64-bit file I/O
+
 * Tue Jun 15 2004 Elliot Lee <sopwith@redhat.com>
 - rebuilt