diff --git a/.github/workflows/bin/generate-OPL-set-def-lists.pl b/.github/workflows/bin/generate-OPL-set-def-lists.pl
deleted file mode 100755
index 9af99ded05..0000000000
--- a/.github/workflows/bin/generate-OPL-set-def-lists.pl
+++ /dev/null
@@ -1,85 +0,0 @@
-#!/usr/bin/env perl
-################################################################################
-# WeBWorK Online Homework Delivery System
-# Copyright © 2000-2022 The WeBWorK Project, https://github.com/openwebwork
-#
-# This program is free software; you can redistribute it and/or modify it under
-# the terms of either: (a) the GNU General Public License as published by the
-# Free Software Foundation; either version 2, or (at your option) any later
-# version, or (b) the "Artistic License" which comes with this package.
-#
-# This program is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-# FOR A PARTICULAR PURPOSE.  See either the GNU General Public License or the
-# Artistic License for more details.
-################################################################################
-
-use strict;
-use warnings;
-
-use File::Find;
-use JSON;
-
-my $libraryRoot = "$ENV{GITHUB_WORKSPACE}/OpenProblemLibrary";
-my $contribRoot = "$ENV{GITHUB_WORKSPACE}/Contrib";
-
-# Search the OPL directory for set definition files.
-my @opl_set_defs;
-find(
-	{
-		wanted => sub {
-			push @opl_set_defs, $_ =~ s|^$libraryRoot/?|Library/|r if m|/set[^/]*\.def$|;
-		},
-		follow_fast => 1,
-		no_chdir    => 1
-	},
-	$libraryRoot
-);
-
-# Search the Contrib directory for set definition files.
-my @contrib_set_defs;
-find(
-	{
-		wanted => sub {
-			push @contrib_set_defs, $_ =~ s|^$contribRoot/?|Contrib/|r if m|/set[^/]*\.def$|;
-		},
-		follow_fast => 1,
-		no_chdir    => 1
-	},
-	$contribRoot
-);
-
-sub depth_then_iname_sort {
-	my $file_list = shift;
-	my @file_depths;
-	my @uc_file_names;
-	for (@$file_list) {
-		push @file_depths,   scalar(@{ [ $_ =~ /\//g ] });
-		push @uc_file_names, uc($_);
-	}
-	@$file_list =
-		@$file_list[ sort { $file_depths[$a] <=> $file_depths[$b] || $uc_file_names[$a] cmp $uc_file_names[$b] }
-		0 .. $#$file_list ];
-}
-
-# Sort the files first by depth then by path.
-depth_then_iname_sort(\@opl_set_defs);
-depth_then_iname_sort(\@contrib_set_defs);
-
-sub writeJSONtoFile {
-	my ($data, $filename) = @_;
-
-	open my $fh, ">", $filename or die "Cannot open $filename";
-	print $fh JSON->new->utf8->encode($data);
-	close $fh;
-}
-
-# Directory to hold the json files.
-my $dataDir = "$ENV{GITHUB_WORKSPACE}/webwork-open-problem-library/JSON-SAVED";
-`mkdir -p $dataDir` if !-d $dataDir;
-
-# Write the lists to the files in ./DATA.
-writeJSONtoFile(\@opl_set_defs,     "$dataDir/library-set-defs.json");
-writeJSONtoFile(\@contrib_set_defs, "$dataDir/contrib-set-defs.json");
-
-print 'Set definition list generation complete.';
diff --git a/.github/workflows/generate-opl-release.yml b/.github/workflows/generate-opl-release.yml
index 7e07e67c33..0c5ed923e9 100644
--- a/.github/workflows/generate-opl-release.yml
+++ b/.github/workflows/generate-opl-release.yml
@@ -48,7 +48,6 @@ jobs:
           MYSQL_PWD: opl_passwd
         run: |
           .github/workflows/bin/generate-OPL-tables.pl
-          .github/workflows/bin/generate-OPL-set-def-lists.pl
           tar czf webwork-open-problem-library-METADATA.tar.gz webwork-open-problem-library
           tar cjf webwork-open-problem-library-METADATA.tar.bz2 webwork-open-problem-library
           zip -r9 --quiet webwork-open-problem-library-METADATA.zip webwork-open-problem-library