diff --git a/.cvsignore b/.cvsignore
index f3bc8f8..c5d2ff9 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -1,3 +1,4 @@
 lftp-3.2.1.tar.bz2
 lftp-3.3.0.tar.bz2
 lftp-3.3.0.tar.bz2.asc
+String-CRC32-1.3.tar.gz
diff --git a/lftp.spec b/lftp.spec
index e00f799..42684bc 100644
--- a/lftp.spec
+++ b/lftp.spec
@@ -6,9 +6,12 @@ License: GPL
 Group: Applications/Internet
 Source0: http://ftp.yars.free.net/pub/software/unix/net/ftp/client/lftp/lftp-%{version}.tar.bz2
 Source1: http://ftp.yars.free.net/pub/software/unix/net/ftp/client/lftp/lftp-%{version}.tar.bz2.asc
+#Source2: http://search.cpan.org/CPAN/authors/id/S/SO/SOENKE/String-CRC32-1.3.tar.gz
+Source2: String-CRC32-1.3.tar.gz
 URL: http://lftp.yar.ru/
 BuildRoot: %{_tmppath}/%{name}-%{version}-root
-BuildPrereq: ncurses-devel, openssl-devel, pkgconfig, readline-devel
+BuildPrereq: ncurses-devel, openssl-devel, pkgconfig, readline-devel, perl
+Provides: perl(String::CRC32), perl-String-CRC32
 
 %description
 LFTP is a sophisticated ftp/http file transfer program. Like bash, it has job
@@ -28,6 +31,11 @@ LDFLAGS="-L`pwd`/src/.libs $LDFLAGS"; export LDFLAGS
 %configure --with-modules --disable-static --with-ssl --with-debug
 export tagname=CC
 make LIBTOOL=%{_bindir}/libtool
+gunzip < %SOURCE2 | tar -xpf -
+pushd String-CRC32-1.3
+CFLAGS="$RPM_OPT_FLAGS" perl Makefile.PL PREFIX=$RPM_BUILD_ROOT%{_prefix}  < /dev/null
+make OPTIMIZE="$RPM_OPT_FLAGS"
+popd
 
 %install
 rm -rf $RPM_BUILD_ROOT
@@ -36,11 +44,22 @@ export tagname=CC
 rm -f $RPM_BUILD_ROOT%{_libdir}/lftp/%{version}/*.la
 chmod 0755 $RPM_BUILD_ROOT%{_libdir}/lftp/*
 chmod 0755 $RPM_BUILD_ROOT%{_libdir}/lftp/%{version}/*.so
-
 # Remove files from $RPM_BUILD_ROOT that we aren't shipping.
 rm -f $RPM_BUILD_ROOT%{_libdir}/lftp/%{version}/*.a
-
+# Build the String::CRC32 module, required by new verify-file script
+pushd String-CRC32-1.3 >/dev/null 2>&1
+eval `perl '-V:installarchlib' '-V:installprefix' '-V:installstyle'`
+perldir=${installprefix}/${installstyle}
+mkdir -p $RPM_BUILD_ROOT$installarchlib
+%makeinstall
+# Remove files from String::CRC32 that could cause problems (from cpanflute2):
+find $RPM_BUILD_ROOT$perldir -type f -a \( -name perllocal.pod -o -name .packlist \
+  -o \( -name '*.bs' -a -empty \) \) -exec rm -f {} ';'
+find $RPM_BUILD_ROOT$perldir -type d -depth -exec rmdir {} 2>/dev/null ';'
+popd >/dev/null 2>&1
 %find_lang %{name}
+# append String::CRC32 module files onto .lang files list:
+find $RPM_BUILD_ROOT$perldir -type f | sed "s#$RPM_BUILD_ROOT##" >> %{name}.lang
 
 %clean
 rm -rf $RPM_BUILD_ROOT
diff --git a/sources b/sources
index a7c0771..e225327 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,3 @@
 5f06462c88618ecd61db8e46ef494bc3  lftp-3.3.0.tar.bz2
 3ac945ba9b5ae8b819ddd5e3813216ec  lftp-3.3.0.tar.bz2.asc
+7683cd1b183a6af807f20ee5fd076d0b  String-CRC32-1.3.tar.gz