1 files changed, 3 insertions, 3 deletions
diff --git a/spec/ruby/library/stringio/ungetc_spec.rb b/spec/ruby/library/stringio/ungetc_spec.rb
index 8a9205f390..91ef2100a1 100644
--- a/spec/ruby/library/stringio/ungetc_spec.rb
+++ b/spec/ruby/library/stringio/ungetc_spec.rb
@@ -39,7 +39,7 @@ describe "StringIO#ungetc when passed [char]" do
   end
 
   it "raises a TypeError when the passed length can't be converted to an Integer or String" do
-    lambda { @io.ungetc(Object.new) }.should raise_error(TypeError)
+    -> { @io.ungetc(Object.new) }.should raise_error(TypeError)
   end
 end
 
@@ -47,12 +47,12 @@ describe "StringIO#ungetc when self is not readable" do
   it "raises an IOError" do
     io = StringIO.new("test", "w")
     io.pos = 1
-    lambda { io.ungetc(?A) }.should raise_error(IOError)
+    -> { io.ungetc(?A) }.should raise_error(IOError)
 
     io = StringIO.new("test")
     io.pos = 1
     io.close_read
-    lambda { io.ungetc(?A) }.should raise_error(IOError)
+    -> { io.ungetc(?A) }.should raise_error(IOError)
   end
 end