1 files changed, 5 insertions, 15 deletions
diff --git a/spec/ruby/core/string/unpack/c_spec.rb b/spec/ruby/core/string/unpack/c_spec.rb
index c2bf813954..d881015b5e 100644
--- a/spec/ruby/core/string/unpack/c_spec.rb
+++ b/spec/ruby/core/string/unpack/c_spec.rb
@@ -1,4 +1,4 @@
-# -*- encoding: binary -*-
+# encoding: binary
 require_relative '../../../spec_helper'
 require_relative '../fixtures/classes'
 require_relative 'shared/basic'
@@ -35,20 +35,10 @@ describe :string_unpack_8bit, shared: true do
     ].should be_computed_by(:unpack, unpack_format(3))
   end
 
-  ruby_version_is ""..."3.3" do
-    it "ignores NULL bytes between directives" do
-      suppress_warning do
-        "abc".unpack(unpack_format("\000", 2)).should == [97, 98]
-      end
-    end
-  end
-
-  ruby_version_is "3.3" do
-    it "raise ArgumentError for NULL bytes between directives" do
-      -> {
-        "abc".unpack(unpack_format("\000", 2))
-      }.should raise_error(ArgumentError, /unknown unpack directive/)
-    end
+  it "raise ArgumentError for NULL bytes between directives" do
+    -> {
+      "abc".unpack(unpack_format("\000", 2))
+    }.should.raise(ArgumentError, /unknown unpack directive/)
   end
 
   it "ignores spaces between directives" do