diff --git a/spec/ruby/core/module/name_spec.rb b/spec/ruby/core/module/name_spec.rb
index bb7fa1761c..0d1f4e24d5 100644
--- a/spec/ruby/core/module/name_spec.rb
+++ b/spec/ruby/core/module/name_spec.rb
@@ -6,55 +6,6 @@ describe "Module#name" do
     Module.new.name.should be_nil
   end
 
-  ruby_version_is "3.3" do
-    it "can assign a temporary name" do
-      m = Module.new
-      m.name.should be_nil
-
-      m.set_temporary_name("fake_name")
-      m.name.should == "fake_name"
-
-      m.set_temporary_name(nil)
-      m.name.should be_nil
-    end
-
-    it "can't assign empty string as name" do
-      m = Module.new
-      -> { m.set_temporary_name("") }.should raise_error(ArgumentError, "empty class/module name")
-    end
-
-    it "can't assign a constant name as a temporary name" do
-      m = Module.new
-      -> { m.set_temporary_name("Object") }.should raise_error(ArgumentError, "name must not be valid constant name")
-    end
-
-    it "can't assign name to permanent module" do
-      -> { Object.set_temporary_name("fake_name") }.should raise_error(RuntimeError, "can't change permanent name")
-    end
-
-    it "can assign a temporary name to a nested module" do
-      m = Module.new
-      module m::N; end
-      m::N.name.should =~ /\A#<Module:0x\h+>::N\z/
-
-      m::N.set_temporary_name("fake_name")
-      m::N.name.should == "fake_name"
-
-      m::N.set_temporary_name(nil)
-      m::N.name.should be_nil
-    end
-
-    it "can update the name when assigned to a constant" do
-      m = Module.new
-      m::N = Module.new
-      m::N.name.should =~ /\A#<Module:0x\h+>::N\z/
-      m::N.set_temporary_name(nil)
-
-      m::M = m::N
-      m::M.name.should =~ /\A#<Module:0x\h+>::M\z/m
-    end
-  end
-
   it "is not nil when assigned to a constant in an anonymous module" do
     m = Module.new
     m::N = Module.new
diff --git a/spec/ruby/core/module/set_temporary_name_spec.rb b/spec/ruby/core/module/set_temporary_name_spec.rb
new file mode 100644
index 0000000000..891a363ea2
--- /dev/null
+++ b/spec/ruby/core/module/set_temporary_name_spec.rb
@@ -0,0 +1,53 @@
+require_relative '../../spec_helper'
+require_relative 'fixtures/module'
+
+ruby_version_is "3.3" do
+  describe "Module#set_temporary_name" do
+    it "can assign a temporary name" do
+      m = Module.new
+      m.name.should be_nil
+
+      m.set_temporary_name("fake_name")
+      m.name.should == "fake_name"
+
+      m.set_temporary_name(nil)
+      m.name.should be_nil
+    end
+
+    it "can't assign empty string as name" do
+      m = Module.new
+      -> { m.set_temporary_name("") }.should raise_error(ArgumentError, "empty class/module name")
+    end
+
+    it "can't assign a constant name as a temporary name" do
+      m = Module.new
+      -> { m.set_temporary_name("Object") }.should raise_error(ArgumentError, "name must not be valid constant name")
+    end
+
+    it "can't assign name to permanent module" do
+      -> { Object.set_temporary_name("fake_name") }.should raise_error(RuntimeError, "can't change permanent name")
+    end
+
+    it "can assign a temporary name to a nested module" do
+      m = Module.new
+      module m::N; end
+      m::N.name.should =~ /\A#<Module:0x\h+>::N\z/
+
+      m::N.set_temporary_name("fake_name")
+      m::N.name.should == "fake_name"
+
+      m::N.set_temporary_name(nil)
+      m::N.name.should be_nil
+    end
+
+    it "can update the name when assigned to a constant" do
+      m = Module.new
+      m::N = Module.new
+      m::N.name.should =~ /\A#<Module:0x\h+>::N\z/
+      m::N.set_temporary_name(nil)
+
+      m::M = m::N
+      m::M.name.should =~ /\A#<Module:0x\h+>::M\z/m
+    end
+  end
+end