diff --git a/manifest/x86_64/z/zotero.filelist b/manifest/x86_64/z/zotero.filelist
index 13258a463..eab576fbe 100644
--- a/manifest/x86_64/z/zotero.filelist
+++ b/manifest/x86_64/z/zotero.filelist
@@ -1,4 +1,4 @@
-# Total size: 223767826
+# Total size: 223767930
 /usr/local/bin/zotero
 /usr/local/share/applications/zotero.desktop
 /usr/local/share/fonts/TwemojiMozilla.ttf
diff --git a/packages/zotero.rb b/packages/zotero.rb
index 210f9c1b4..343a6181d 100644
--- a/packages/zotero.rb
+++ b/packages/zotero.rb
@@ -3,11 +3,11 @@ require 'package'
 class Zotero < Package
   description 'Zotero is a free, easy-to-use tool to help you collect, organize, annotate, cite, and share research.'
   homepage 'https://www.zotero.org/'
-  version '7.0.25'
+  version '7.0.24'
   license 'GPL-3'
   compatibility 'x86_64'
   source_url "https://download.zotero.org/client/release/#{version}/Zotero-#{version}_linux-x86_64.tar.bz2"
-  source_sha256 '3f98aebf6ed9aa637e8ec15c1417358f60e6164943a3ce2452ddf9354b8ca891'
+  source_sha256 'a9b78cb2ba163d29036ee7ec8b7c88ebae4370a3fbf5255d74949069ddb5d6a0'
 
   depends_on 'dbus_glib'
   depends_on 'gtk3'
diff --git a/tools/version.rb b/tools/version.rb
index f85b1398a..f2deae3e0 100755
--- a/tools/version.rb
+++ b/tools/version.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# version.rb version 3.1 (for Chromebrew)
+# version.rb version 3.2 (for Chromebrew)
 
 OPTIONS = %w[-h --help -j --json -u --update-package-files -v --verbose]
 
@@ -286,6 +286,7 @@ if filelist.length.positive?
       if Libversion.version_compare2(PackageUtils.get_clean_version(@pkg.version), upstream_version) == -1
         if UPDATE_PACKAGE_FILES && !@pkg.name[/#{CREW_AUTOMATIC_VERSION_UPDATE_EXCLUSION_REGEX}/] && updatable_pkg[@pkg.name.to_sym] == 'Yes'
           file = File.read(filename)
+          FileUtils.cp filename, "#{filename}.bak"
           if file.sub!(PackageUtils.get_clean_version(@pkg.version), upstream_version.chomp).nil?
             versions_updated[@pkg.name.to_sym] = false
           else
@@ -296,35 +297,54 @@ if filelist.length.positive?
             if !@pkg.source_sha256.nil? && @pkg.source_sha256.is_a?(Hash) && @pkg.source_sha256&.key?(ARCH.to_sym)
               # Get old hashes
               (@pkg.source_url.keys.map &:to_s).each do |arch|
-                puts "old source_url: #{@pkg.source_url[arch.to_sym]}" if VERBOSE
+                puts "old source_url: #{@pkg.source_url[arch.to_sym]}" if VERBOSE && !OUTPUT_JSON
                 old_hash[arch] = @pkg.source_sha256[arch.to_sym]
-                puts "old hash: #{old_hash[arch]}" if VERBOSE
+                puts "old hash: #{old_hash[arch]}" if VERBOSE && !OUTPUT_JSON
               end
               File.write(filename, file)
               # Now get new hashes
               @pkg = Package.load_package(filename, true)
               (@pkg.source_url.keys.map &:to_s).each do |arch|
-                puts "new source_url: #{@pkg.source_url[arch.to_sym]}" if VERBOSE
+                puts "new source_url: #{@pkg.source_url[arch.to_sym]}" if VERBOSE && !OUTPUT_JSON
+                unless `curl -fsI #{@pkg.source_url[arch.to_sym]}`.lines.first.split[1] == '200'
+                  versions_updated[@pkg.name.to_sym] = 'Bad Source'
+                  puts "#{@pkg.source_url[arch.to_sym]} is a bad source".lightred if VERBOSE && !OUTPUT_JSON
+                  if File.file?("#{filename}.bak")
+                    FileUtils.cp "#{filename}.bak", filename
+                    FileUtils.rm "#{filename}.bak"
+                  end
+                  next filename
+                end
                 new_hash[arch] = `curl -Ls #{@pkg.source_url[arch.to_sym]} | sha256sum - | awk '{print $1}'`.chomp
-                puts "new hash: #{new_hash[arch]}" if VERBOSE
+                puts "new hash: #{new_hash[arch]}" if VERBOSE && !OUTPUT_JSON
                 file.sub!(old_hash[arch], new_hash[arch])
               end
             elsif !@pkg.source_sha256.nil? && !@pkg.source_sha256.is_a?(Hash)
               arch = :all
               # Get old hashes
               old_hash[arch] = @pkg.source_sha256
-              puts "old source_url: #{@pkg.source_url}" if VERBOSE
-              puts "old hash: #{old_hash[arch]}" if VERBOSE
+              puts "old source_url: #{@pkg.source_url}" if VERBOSE && !OUTPUT_JSON
+              puts "old hash: #{old_hash[arch]}" if VERBOSE && !OUTPUT_JSON
               File.write(filename, file)
               # Now get new hashes
               @pkg = Package.load_package(filename, true)
-              puts "new source_url: #{@pkg.source_url}" if VERBOSE
+              puts "new source_url: #{@pkg.source_url}" if VERBOSE && !OUTPUT_JSON
+              unless `curl -fsI #{@pkg.source_url}`.lines.first.split[1] == '200'
+                versions_updated[@pkg.name.to_sym] = 'Bad Source'
+                puts "#{@pkg.source_url} is a bad source.".lightred if VERBOSE && !OUTPUT_JSON
+                if File.file?("#{filename}.bak")
+                  FileUtils.cp "#{filename}.bak", filename
+                  FileUtils.rm "#{filename}.bak"
+                end
+                next filename
+              end
               new_hash[arch] = `curl -Ls #{@pkg.source_url} | sha256sum - | awk '{print $1}'`.chomp
-              puts "new hash: #{new_hash[arch]}" if VERBOSE
+              puts "new hash: #{new_hash[arch]}" if VERBOSE && !OUTPUT_JSON
               file.sub!(old_hash[arch], new_hash[arch])
             end
             File.write(filename, file)
             versions_updated[@pkg.name.to_sym] = true
+            FileUtils.rm "#{filename}.bak" if File.file?("#{filename}.bak")
           end
 
           if @pkg.binary_compression == 'tar.xz' && !@pkg.no_zstd?