diff -Naur a/Config-Ini-1.06/test.pl b/Config-Ini-1.06/test.pl
--- a/Config-Ini-1.06/test.pl	2020-04-05 21:08:14.033277147 +0100
+++ b/Config-Ini-1.06/test.pl	2020-04-05 21:08:04.576074986 +0100
@@ -11,9 +11,9 @@
 
 ######################### End of black magic.
 
-use POSIX qw(tmpnam);
-do { $tmpfile = tmpnam() } until open TMPFILE, ">$tmpfile";
-print TMPFILE <<EOT;
+use File::Temp qw(tempfile);
+( $tmpfh, $tmpfile ) = tempfile(UNLINK => 0);
+print $tmpfh <<EOT;
 [Setup]
 MasterProduct=UnrealTournament
 Group=UnrealTournament
@@ -56,7 +56,7 @@
 ServerActors	=	IpServer.UdpServerUplinkMaster\\
 	ServerAddress=master.mplayer.com MasterServerPort = 27900
 EOT
-close TMPFILE;
+close $tmpfh;
 
 # constructor
 $ini = new Config::Ini($tmpfile);
@@ -165,11 +165,11 @@
 
 # save function
 $ini->save;
-open TMPFILE, "<$tmpfile";
+open $tmpfh, "<$tmpfile";
 undef $/;
-$wholefile = <TMPFILE>;
+$wholefile = <$tmpfh>;
 $/ = "\n";
-close TMPFILE;
+close $tmpfh;
 $shouldbe = <<EOT;
 [Setup]
 MasterProduct=UnrealTournament
@@ -232,7 +232,7 @@
 	print "ok 17\n";
 } else { print "not ok 17\n"; }
 
-do { $tmpfile = tmpnam() } until open TMPFILE, ">$tmpfile";
+( $tmpfh, $tmpfile ) = tempfile(UNLINK => 0);
 $ini->save($tmpfile);
 
 # test decoder
@@ -254,8 +254,8 @@
 unlink $tmpfile;
 
 # test comment delimiter
-do { $tmpfile = tmpnam() } until open TMPFILE, ">$tmpfile";
-print TMPFILE <<EOT;
+( $tmpfh, $tmpfile ) = tempfile(UNLINK => 0);
+print $tmpfh <<EOT;
 [Options]
 Configured=1
 GSversion=550
@@ -272,7 +272,7 @@
 [DEQData]
 Winlist=t123;218 praivi;215 ptsk;209
 EOT
-close TMPFILE;
+close $tmpfh;
 undef $ini;
 $ini = new Config::Ini($tmpfile, -commentdelim => '#');
 
diff -Naur a/Makefile.PL b/Makefile.PL
--- a/Makefile.PL	2001-01-18 16:20:37.000000000 +0000
+++ b/Makefile.PL	2020-04-05 21:08:32.335668386 +0100
@@ -11,7 +11,6 @@
     'PREREQ_PM'	=> {
 	'Config::Ini'	=> 1.06,
 	'Archive::Zip'	=> 0.07,
-	'Tk'		=> 800.020,
     },
-    'EXE_FILES' => [qw(umod xumod)],
+    'EXE_FILES' => [qw(umod)],
 );
diff -Naur a/umod b/umod
--- a/umod	2020-04-05 21:08:14.033277147 +0100
+++ b/umod	2020-04-05 21:08:04.576074986 +0100
@@ -17,7 +17,8 @@
 use FileHandle;
 use File::Find;
 use Getopt::Long;
-use POSIX qw(tmpnam SEEK_END);
+use POSIX qw(SEEK_END);
+use File::Temp qw(tempfile);
 use strict;
 
 =pod
@@ -520,7 +521,7 @@
     if( $filename =~ /\.zip$/i ) {
 
 	my( $tmpFile, $fh );
-	do { $tmpFile = tmpnam(); } until $fh = new FileHandle( $tmpFile, 'w' );
+	( $fh, $tmpFile ) = tempfile(UNLINK => 0);
 
 	my( $zipFile ) = new Archive::Zip;
 	if( $zipFile->read( $filename ) != AZ_OK ) {
diff -Naur a/Umod.pm b/Umod.pm
--- a/Umod.pm	2020-04-05 21:08:14.033277147 +0100
+++ b/Umod.pm	2020-04-05 21:08:04.576074986 +0100
@@ -400,22 +400,22 @@
     if( $ini->exists( ['Setup', 'Requires'] ) ) {
 	foreach my $requirement ( $ini->get( ['Setup', 'Requires'],
 	    -mapping => 'multiple' ) ) {
-	    my( %hash );
-	    %hash->{product}      = $ini->get( [$requirement, 'Product'],
+	    my( $hash );
+	    $hash->{product}      = $ini->get( [$requirement, 'Product'],
 		-mapping => 'single' );
-	    %hash->{version}      = $ini->get( [$requirement, 'Version'],
+	    $hash->{version}      = $ini->get( [$requirement, 'Version'],
 		-mapping => 'single' );
-	    %hash->{localproduct} = $ini->get( [$requirement, 'LocalProduct'],
+	    $hash->{localproduct} = $ini->get( [$requirement, 'LocalProduct'],
 		-mapping => 'single' );
-	    %hash->{producturl}   = $ini->get( [$requirement, 'ProductURL'],
+	    $hash->{producturl}   = $ini->get( [$requirement, 'ProductURL'],
 		-mapping => 'single' );
-	    %hash->{versionurl}   = $ini->get( [$requirement, 'VersionURL'],
+	    $hash->{versionurl}   = $ini->get( [$requirement, 'VersionURL'],
 		-mapping => 'single' );
-	    %hash->{developer}    = $ini->get( [$requirement, 'Developer'],
+	    $hash->{developer}    = $ini->get( [$requirement, 'Developer'],
 		-mapping => 'single' );
-	    %hash->{developerurl} = $ini->get( [$requirement, 'DeveloperURL'],
+	    $hash->{developerurl} = $ini->get( [$requirement, 'DeveloperURL'],
 		-mapping => 'single' );
-	    push( @requirements, \%hash );
+	    push( @requirements, \$hash );
 	}
     }