diff --git a/lib/rubygems/specification.rb b/lib/rubygems/specification.rb
index 4f2b64e652..ba90974657 100644
--- a/lib/rubygems/specification.rb
+++ b/lib/rubygems/specification.rb
@@ -801,7 +801,7 @@ class Gem::Specification < Gem::BasicSpecification
   def self.stubs
     @@stubs ||= begin
       pattern = "*.gemspec"
-      stubs = Gem.loaded_specs.values + installed_stubs(dirs, pattern) + default_stubs(pattern)
+      stubs = installed_stubs(dirs, pattern) + default_stubs(pattern)
       stubs = stubs.uniq { |stub| stub.full_name }
 
       _resort!(stubs)
@@ -832,9 +832,7 @@ class Gem::Specification < Gem::BasicSpecification
       @@stubs_by_name[name]
     else
       pattern = "#{name}-*.gemspec"
-      stubs = Gem.loaded_specs.values +
-        installed_stubs(dirs, pattern).select { |s| Gem::Platform.match s.platform } +
-        default_stubs(pattern)
+      stubs = installed_stubs(dirs, pattern).select { |s| Gem::Platform.match s.platform } + default_stubs(pattern)
       stubs = stubs.uniq { |stub| stub.full_name }.group_by(&:name)
       stubs.each_value { |v| _resort!(v) }
 
diff --git a/test/rubygems/test_gem_specification.rb b/test/rubygems/test_gem_specification.rb
index afcdc0dab3..7b45f0a865 100644
--- a/test/rubygems/test_gem_specification.rb
+++ b/test/rubygems/test_gem_specification.rb
@@ -1137,48 +1137,6 @@ dependencies: []
     refute_includes Gem::Specification.stubs.map { |s| s.full_name }, 'a-1'
   end
 
-  def test_self_stubs
-    Gem.loaded_specs.clear
-    Gem::Specification.class_variable_set(:@@stubs, nil)
-
-    dir_standard_specs = File.join Gem.dir, 'specifications'
-    dir_default_specs = Gem.default_specifications_dir
-
-    # Create gemspecs in three locations used in stubs
-    loaded_spec = Gem::Specification.new 'a', '3'
-    Gem.loaded_specs['a'] = loaded_spec
-    save_gemspec 'a', '2', dir_default_specs
-    save_gemspec 'a', '1', dir_standard_specs
-
-    full_names = ['a-3', 'a-2', 'a-1']
-    assert_equal full_names, Gem::Specification.stubs.map { |s| s.full_name }
-
-    Gem.loaded_specs.delete 'a'
-    Gem::Specification.class_variable_set(:@@stubs, nil)
-  end
-
-  def test_self_stubs_for
-    Gem.loaded_specs.clear
-    Gem::Specification.class_variable_set(:@@stubs, nil)
-
-    dir_standard_specs = File.join Gem.dir, 'specifications'
-    dir_default_specs = Gem.default_specifications_dir
-
-    # Create gemspecs in three locations used in stubs
-    loaded_spec = Gem::Specification.new 'a', '3'
-    Gem.loaded_specs['a'] = loaded_spec
-    save_gemspec('a-2', '2', dir_default_specs) { |s| s.name = 'a' }
-    save_gemspec('a-1', '1', dir_standard_specs) { |s| s.name = 'a' }
-
-    full_names = ['a-3', 'a-2', 'a-1']
-
-    assert_equal full_names, Gem::Specification.stubs_for('a').map { |s| s.full_name }
-    assert_equal 1, Gem::Specification.class_variable_get(:@@stubs_by_name).length
-
-    Gem.loaded_specs.delete 'a'
-    Gem::Specification.class_variable_set(:@@stubs, nil)
-  end
-
   def test_self_stubs_for_lazy_loading
     Gem.loaded_specs.clear
     Gem::Specification.class_variable_set(:@@stubs, nil)