diff --git a/Rakefile b/Rakefile
index 2cb3b9583b2f..7f1b894c9a6a 100644
--- a/Rakefile
+++ b/Rakefile
@@ -32,6 +32,7 @@ namespace :version do
   task :update_locked_bundler do |_, _args|
     stdout = Spec::Rubygems.dev_bundle "--version"
     version = stdout.split(" ").last
+    ENV["SKIP_BUNDLER_CHECKSUM"] = "1"
 
     Dir.glob("{tool/bundler/*_gems.rb,spec/realworld/fixtures/*/Gemfile}").each do |file|
       Spec::Rubygems.dev_bundle("lock", "--update", "--bundler", version, gemfile: file)
diff --git a/bundler/lib/bundler/lockfile_generator.rb b/bundler/lib/bundler/lockfile_generator.rb
index b56ae2e2b104..2a3ad2248058 100644
--- a/bundler/lib/bundler/lockfile_generator.rb
+++ b/bundler/lib/bundler/lockfile_generator.rb
@@ -103,7 +103,7 @@ def add_section(name, value)
     end
 
     def bundler_checksum
-      return [] if Bundler.gem_version.to_s.end_with?(".dev")
+      return [] if Bundler.gem_version.to_s.end_with?(".dev") || ENV["SKIP_BUNDLER_CHECKSUM"]
 
       bundler_spec = definition.sources.metadata_source.specs.search(["bundler", Bundler.gem_version]).last
       return [] unless File.exist?(bundler_spec.cache_file)