diff --git a/spec/integration/container/auto_registration/component_dir_namespaces/autoloading_loader_spec.rb b/spec/integration/container/auto_registration/component_dir_namespaces/autoloading_loader_spec.rb
index 744e7665..6b574c17 100644
--- a/spec/integration/container/auto_registration/component_dir_namespaces/autoloading_loader_spec.rb
+++ b/spec/integration/container/auto_registration/component_dir_namespaces/autoloading_loader_spec.rb
@@ -4,8 +4,6 @@
 require "zeitwerk"
 
 RSpec.describe "Component dir namespaces / Autoloading loader" do
-  include ZeitwerkHelpers
-
   let(:container) {
     root = @dir
     dir_config = defined?(component_dir_config) ? component_dir_config : -> * {}
@@ -21,9 +19,9 @@
     }
   }
 
-  let(:loader) { Zeitwerk::Loader.new }
+  let(:loader) { ZeitwerkLoaderRegistry.new_loader }
 
-  after { teardown_zeitwerk }
+  after { ZeitwerkLoaderRegistry.clear }
 
   context "top-level constant namespace" do
     let(:component_dir_config) {
diff --git a/spec/integration/container/autoloading_spec.rb b/spec/integration/container/autoloading_spec.rb
index be8aec59..91054ea5 100644
--- a/spec/integration/container/autoloading_spec.rb
+++ b/spec/integration/container/autoloading_spec.rb
@@ -5,8 +5,6 @@
 require "zeitwerk"
 
 RSpec.describe "Autoloading loader" do
-  include ZeitwerkHelpers
-
   specify "Resolving components using Zeitwerk" do
     module Test
       class Container < Dry::System::Container
@@ -19,7 +17,7 @@ class Container < Dry::System::Container
       end
     end
 
-    loader = Zeitwerk::Loader.new
+    loader = ZeitwerkLoaderRegistry.new_loader
     loader.push_dir Test::Container.config.root.join("lib").realpath
     loader.setup
 
@@ -29,6 +27,6 @@ class Container < Dry::System::Container
     expect(foo).to be_a Test::Foo
     expect(entity).to be_a Test::Entities::FooEntity
 
-    teardown_zeitwerk
+    ZeitwerkLoaderRegistry.clear
   end
 end
diff --git a/spec/integration/container/plugins/zeitwerk/eager_loading_spec.rb b/spec/integration/container/plugins/zeitwerk/eager_loading_spec.rb
index 9adcf2ac..bc803be2 100644
--- a/spec/integration/container/plugins/zeitwerk/eager_loading_spec.rb
+++ b/spec/integration/container/plugins/zeitwerk/eager_loading_spec.rb
@@ -3,13 +3,11 @@
 # rubocop:disable Style/GlobalVars
 
 RSpec.describe "Zeitwerk plugin / Eager loading" do
-  include ZeitwerkHelpers
-
   before do
     $eager_loaded = false
   end
 
-  after { teardown_zeitwerk }
+  after { ZeitwerkLoaderRegistry.clear }
 
   it "Eager loads after finalization" do
     with_tmp_directory do |tmp_dir|
diff --git a/spec/integration/container/plugins/zeitwerk/namespaces_spec.rb b/spec/integration/container/plugins/zeitwerk/namespaces_spec.rb
index 08a58112..e2fafe04 100644
--- a/spec/integration/container/plugins/zeitwerk/namespaces_spec.rb
+++ b/spec/integration/container/plugins/zeitwerk/namespaces_spec.rb
@@ -1,9 +1,7 @@
 # frozen_string_literal: true
 
 RSpec.describe "Zeitwerk plugin / Namespaces" do
-  include ZeitwerkHelpers
-
-  after { teardown_zeitwerk }
+  after { ZeitwerkLoaderRegistry.clear }
 
   it "loads components from a root namespace with a const namespace" do
     with_tmp_directory do |tmp_dir|
diff --git a/spec/integration/container/plugins/zeitwerk/resolving_components_spec.rb b/spec/integration/container/plugins/zeitwerk/resolving_components_spec.rb
index e002f7bd..08899f2a 100644
--- a/spec/integration/container/plugins/zeitwerk/resolving_components_spec.rb
+++ b/spec/integration/container/plugins/zeitwerk/resolving_components_spec.rb
@@ -1,9 +1,7 @@
 # frozen_string_literal: true
 
 RSpec.describe "Zeitwerk plugin / Resolving components" do
-  include ZeitwerkHelpers
-
-  after { teardown_zeitwerk }
+  after { ZeitwerkLoaderRegistry.clear }
 
   specify "Resolving components using Zeitwerk" do
     with_tmp_directory do |tmp_dir|
diff --git a/spec/integration/container/plugins/zeitwerk/user_configured_loader_spec.rb b/spec/integration/container/plugins/zeitwerk/user_configured_loader_spec.rb
index 47c3acf7..fb6cf001 100644
--- a/spec/integration/container/plugins/zeitwerk/user_configured_loader_spec.rb
+++ b/spec/integration/container/plugins/zeitwerk/user_configured_loader_spec.rb
@@ -1,9 +1,7 @@
 # frozen_string_literal: true
 
 RSpec.describe "Zeitwerk plugin / User-configured loader" do
-  include ZeitwerkHelpers
-
-  after { teardown_zeitwerk }
+  after { ZeitwerkLoaderRegistry.clear }
 
   it "uses the user-configured loader and pushes component dirs to it" do
     with_tmp_directory do |tmp_dir|
@@ -26,7 +24,7 @@ class Foo;end
             dir.namespaces.add_root const: "test"
           end
 
-          config.autoloader = Zeitwerk::Loader.new.tap do |loader|
+          config.autoloader = ZeitwerkLoaderRegistry.new_loader.tap do |loader|
             loader.tag = "custom_loader"
             loader.logger = -> str { logs << str }
           end
diff --git a/spec/support/zeitwerk_helpers.rb b/spec/support/zeitwerk_helpers.rb
deleted file mode 100644
index fe031139..00000000
--- a/spec/support/zeitwerk_helpers.rb
+++ /dev/null
@@ -1,16 +0,0 @@
-# frozen_string_literal: true
-
-if RUBY_ENGINE == "jruby"
-  require "jruby"
-  JRuby.objectspace = true
-end
-
-module ZeitwerkHelpers
-  def teardown_zeitwerk
-    ObjectSpace.each_object(Zeitwerk::Loader) do |loader|
-      if loader.dirs.any? { |dir| dir.include?("/spec/") || dir.include?(Dir.tmpdir) }
-        loader.unregister
-      end
-    end
-  end
-end
diff --git a/spec/support/zeitwerk_loader_registry.rb b/spec/support/zeitwerk_loader_registry.rb
new file mode 100644
index 00000000..3e1c14c8
--- /dev/null
+++ b/spec/support/zeitwerk_loader_registry.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+module ZeitwerkLoaderRegistry
+  class << self
+    def new_loader
+      Zeitwerk::Loader.new.tap do |loader|
+        loaders << loader
+      end
+    end
+
+    def clear
+      loaders.each do |loader|
+        loader.unregister
+      end
+    end
+
+    private
+
+    def loaders
+      @loaders ||= []
+    end
+  end
+end