diff --git a/Dockerfile b/Dockerfile
index 13cf05a9736..56e505bc2e7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -74,7 +74,7 @@ ARG RUBY_INSTALL_VERSION=0.8.3
 ARG RUBYGEMS_SYSTEM_VERSION=3.2.20
 
 ARG BUNDLER_V1_VERSION=1.17.3
-ARG BUNDLER_V2_VERSION=2.3.14
+ARG BUNDLER_V2_VERSION=2.3.22
 ENV BUNDLE_SILENCE_ROOT_WARNING=1
 # Allow gem installs as the dependabot user
 ENV BUNDLE_PATH=".bundle" \
diff --git a/bundler/helpers/v2/lib/functions/version_resolver.rb b/bundler/helpers/v2/lib/functions/version_resolver.rb
index c11931496fb..383eed7851e 100644
--- a/bundler/helpers/v2/lib/functions/version_resolver.rb
+++ b/bundler/helpers/v2/lib/functions/version_resolver.rb
@@ -16,6 +16,11 @@ def initialize(dependency_name:, dependency_requirements:,
     end
 
     def version_details
+      # If the dependency is Bundler itself then we can't trust the
+      # version that has been returned (it's the version Dependabot is
+      # running on, rather than the true latest resolvable version).
+      return nil if dependency_name == "bundler"
+
       dep = dependency_from_definition
 
       # If the dependency wasn't found in the definition, but *is*
@@ -28,11 +33,6 @@ def version_details
       # subdependency that was removed when attempting to update it.
       return nil if dep.nil?
 
-      # If the dependency is Bundler itself then we can't trust the
-      # version that has been returned (it's the version Dependabot is
-      # running on, rather than the true latest resolvable version).
-      return nil if dep.name == "bundler"
-
       details = {
         version: dep.version,
         ruby_version: ruby_version,
diff --git a/bundler/helpers/v2/monkey_patches/endpoint_specification_patch.rb b/bundler/helpers/v2/monkey_patches/endpoint_specification_patch.rb
deleted file mode 100644
index 712fc783aa8..00000000000
--- a/bundler/helpers/v2/monkey_patches/endpoint_specification_patch.rb
+++ /dev/null
@@ -1,15 +0,0 @@
-# frozen_string_literal: true
-
-require "bundler/endpoint_specification"
-
-module EndpointSpecificationPatch
-  def required_ruby_version
-    @required_ruby_version ||= Gem::Requirement.default
-  end
-
-  def required_rubygems_version
-    @required_rubygems_version ||= Gem::Requirement.default
-  end
-end
-
-Bundler::EndpointSpecification.prepend(EndpointSpecificationPatch)
diff --git a/bundler/helpers/v2/run.rb b/bundler/helpers/v2/run.rb
index 323d2c3fe48..1e33c3a695f 100644
--- a/bundler/helpers/v2/run.rb
+++ b/bundler/helpers/v2/run.rb
@@ -15,7 +15,6 @@
 # Bundler monkey patches
 require "definition_ruby_version_patch"
 require "definition_bundler_version_patch"
-require "endpoint_specification_patch"
 require "git_source_patch"
 
 require "functions"
diff --git a/bundler/spec/dependabot/bundler/update_checker/version_resolver_spec.rb b/bundler/spec/dependabot/bundler/update_checker/version_resolver_spec.rb
index 403f732c93a..d5733fc6013 100644
--- a/bundler/spec/dependabot/bundler/update_checker/version_resolver_spec.rb
+++ b/bundler/spec/dependabot/bundler/update_checker/version_resolver_spec.rb
@@ -47,7 +47,6 @@
   end
   let(:source) { nil }
   let(:requirement_string) { ">= 0" }
-  let(:rubygems_url) { "https://index.rubygems.org/api/v1/" }
 
   describe "#latest_resolvable_version_details" do
     subject { resolver.latest_resolvable_version_details }
@@ -142,11 +141,6 @@
 
           let(:dependency_files) { bundler_project_dependency_files("bundler_specified") }
 
-          before do
-            stub_request(:get, rubygems_url + "versions/bundler.json").
-              to_return(status: 200, body: fixture("rubygems_responses", "versions-bundler.json"))
-          end
-
           it "returns nil as resolution returns the bundler version installed by core" do
             expect(subject).to be_nil
           end