1 files changed, 3 insertions, 3 deletions
diff --git a/spec/ruby/library/stringio/putc_spec.rb b/spec/ruby/library/stringio/putc_spec.rb
index eae5481d6e..223b3523e5 100644
--- a/spec/ruby/library/stringio/putc_spec.rb
+++ b/spec/ruby/library/stringio/putc_spec.rb
@@ -64,7 +64,7 @@ describe "StringIO#putc when passed [Object]" do
   end
 
   it "raises a TypeError when the passed argument can't be coerced to Integer" do
-    lambda { @io.putc(Object.new) }.should raise_error(TypeError)
+    -> { @io.putc(Object.new) }.should raise_error(TypeError)
   end
 end
 
@@ -79,10 +79,10 @@ end
 describe "StringIO#putc when self is not writable" do
   it "raises an IOError" do
     io = StringIO.new("test", "r")
-    lambda { io.putc(?a) }.should raise_error(IOError)
+    -> { io.putc(?a) }.should raise_error(IOError)
 
     io = StringIO.new("test")
     io.close_write
-    lambda { io.putc("t") }.should raise_error(IOError)
+    -> { io.putc("t") }.should raise_error(IOError)
   end
 end