1 files changed, 6 insertions, 8 deletions
diff --git a/spec/ruby/core/math/asin_spec.rb b/spec/ruby/core/math/asin_spec.rb
index e569ce65c4..8591ea80ea 100644
--- a/spec/ruby/core/math/asin_spec.rb
+++ b/spec/ruby/core/math/asin_spec.rb
@@ -16,14 +16,12 @@ describe "Math.asin" do
     Math.asin(0.75).should be_close(0.8480620789814816,TOLERANCE)
   end
 
-  conflicts_with :Complex do
-    it "raises an Errno::EDOM if the argument is greater than 1.0" do
-      lambda { Math.asin(1.0001) }.should raise_error( Errno::EDOM)
-    end
-
-    it "raises an Errno::EDOM if the argument is less than -1.0" do
-      lambda { Math.asin(-1.0001) }.should raise_error( Errno::EDOM)
-    end
+  it "raises an Math::DomainError if the argument is greater than 1.0" do
+    lambda { Math.asin(1.0001) }.should raise_error( Math::DomainError)
+  end
+
+  it "raises an Math::DomainError if the argument is less than -1.0" do
+    lambda { Math.asin(-1.0001) }.should raise_error( Math::DomainError)
   end
 
   it "raises a TypeError if the argument cannot be coerced with Float()" do