1 files changed, 2 insertions, 2 deletions
diff --git a/spec/ruby/library/etc/confstr_spec.rb b/spec/ruby/library/etc/confstr_spec.rb
index 5b43461150..786cb16407 100644
--- a/spec/ruby/library/etc/confstr_spec.rb
+++ b/spec/ruby/library/etc/confstr_spec.rb
@@ -4,11 +4,11 @@ require 'etc'
 platform_is_not :windows, :android do
   describe "Etc.confstr" do
     it "returns a String for Etc::CS_PATH" do
-      Etc.confstr(Etc::CS_PATH).should be_an_instance_of(String)
+      Etc.confstr(Etc::CS_PATH).should.instance_of?(String)
     end
 
     it "raises Errno::EINVAL for unknown configuration variables" do
-      -> { Etc.confstr(-1) }.should raise_error(Errno::EINVAL)
+      -> { Etc.confstr(-1) }.should.raise(Errno::EINVAL)
     end
   end
 end