1 files changed, 3 insertions, 3 deletions
diff --git a/spec/ruby/core/symbol/comparison_spec.rb b/spec/ruby/core/symbol/comparison_spec.rb
index 613177be05..6d56176e97 100644
--- a/spec/ruby/core/symbol/comparison_spec.rb
+++ b/spec/ruby/core/symbol/comparison_spec.rb
@@ -37,15 +37,15 @@ end
 
 describe "Symbol#<=>" do
   it "returns nil if other is a String" do
-    (:abc <=> "abc").should be_nil
+    (:abc <=> "abc").should == nil
   end
 
   it "returns nil if other is an Integer" do
-    (:abc <=> 1).should be_nil
+    (:abc <=> 1).should == nil
   end
 
   it "returns nil if other is an object" do
     obj = mock("string <=>")
-    (:abc <=> obj).should be_nil
+    (:abc <=> obj).should == nil
   end
 end