diff --git a/sc2/build/unix_installer/copy_mac_frameworks.pl b/sc2/build/unix_installer/copy_mac_frameworks.pl
new file mode 100755
index 000000000..89ac644eb
--- /dev/null
+++ b/sc2/build/unix_installer/copy_mac_frameworks.pl
@@ -0,0 +1,31 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+
+my @frameworks = ( 'Ogg', 'Vorbis', 'libpng', 'SDL', 'SDL_image' );
+my $target = 'The Ur-Quan Masters';
+my $execfile = "$target.app/Contents/MacOS/$target";
+
+foreach my $fw (@frameworks) {
+  my $src = "/Library/Frameworks/$fw.framework";
+  my $dest = "$target.app/Contents/Frameworks/$fw.framework";
+  system("ditto \"$src\" \"$dest\"");
+}
+
+foreach my $fw (@frameworks) {
+  my $src = "$target.app/Contents/Frameworks/$fw.framework/$fw";
+  my $oldfwid = `otool -L '$src' | head -n 2 | tail -n 1`;
+  $oldfwid =~ s/^\s+//;
+  $oldfwid =~ s/\s.*$//g;
+  my $newfwid = $oldfwid;
+  $newfwid =~ s/^\/Library/\@executable_path\/../;
+
+  system("install_name_tool -id $newfwid \"$src\"");
+  foreach my $fw2 (@frameworks) {
+    next if $fw eq $fw2;
+    my $src2 = "$target.app/Contents/Frameworks/$fw2.framework/$fw2";
+    system("install_name_tool -change $oldfwid $newfwid \"$src2\"");
+  }
+  system("install_name_tool -change $oldfwid $newfwid \"$execfile\"");
+}