1 files changed, 12 insertions, 14 deletions
diff --git a/spec/ruby/core/enumerable/each_slice_spec.rb b/spec/ruby/core/enumerable/each_slice_spec.rb
index a57a1dba81..d05abad1e9 100644
--- a/spec/ruby/core/enumerable/each_slice_spec.rb
+++ b/spec/ruby/core/enumerable/each_slice_spec.rb
@@ -15,14 +15,14 @@ describe "Enumerable#each_slice" do
   end
 
   it "raises an ArgumentError if there is not a single parameter > 0" do
-    ->{ @enum.each_slice(0){}    }.should raise_error(ArgumentError)
-    ->{ @enum.each_slice(-2){}   }.should raise_error(ArgumentError)
-    ->{ @enum.each_slice{}       }.should raise_error(ArgumentError)
-    ->{ @enum.each_slice(2,2){}  }.should raise_error(ArgumentError)
-    ->{ @enum.each_slice(0)      }.should raise_error(ArgumentError)
-    ->{ @enum.each_slice(-2)     }.should raise_error(ArgumentError)
-    ->{ @enum.each_slice         }.should raise_error(ArgumentError)
-    ->{ @enum.each_slice(2,2)    }.should raise_error(ArgumentError)
+    ->{ @enum.each_slice(0){}    }.should.raise(ArgumentError)
+    ->{ @enum.each_slice(-2){}   }.should.raise(ArgumentError)
+    ->{ @enum.each_slice{}       }.should.raise(ArgumentError)
+    ->{ @enum.each_slice(2,2){}  }.should.raise(ArgumentError)
+    ->{ @enum.each_slice(0)      }.should.raise(ArgumentError)
+    ->{ @enum.each_slice(-2)     }.should.raise(ArgumentError)
+    ->{ @enum.each_slice         }.should.raise(ArgumentError)
+    ->{ @enum.each_slice(2,2)    }.should.raise(ArgumentError)
   end
 
   it "tries to convert n to an Integer using #to_int" do
@@ -53,14 +53,12 @@ describe "Enumerable#each_slice" do
 
   it "returns an enumerator if no block" do
     e = @enum.each_slice(3)
-    e.should be_an_instance_of(Enumerator)
+    e.should.instance_of?(Enumerator)
     e.to_a.should == @sliced
   end
 
-  ruby_version_is "3.1" do
-    it "returns self when a block is given" do
-      @enum.each_slice(3){}.should == @enum
-    end
+  it "returns self when a block is given" do
+    @enum.each_slice(3){}.should == @enum
   end
 
   it "gathers whole arrays as elements when each yields multiple" do
@@ -71,7 +69,7 @@ describe "Enumerable#each_slice" do
   describe "when no block is given" do
     it "returns an enumerator" do
       e = @enum.each_slice(3)
-      e.should be_an_instance_of(Enumerator)
+      e.should.instance_of?(Enumerator)
       e.to_a.should == @sliced
     end