1 files changed, 1 insertions, 1 deletions
diff --git a/README.md b/README.md
index 32782f9..95ffca0 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ Zip.write("foo.zip") do |zip|
 end
 
 # create memory io
-mem_io = MemoryIO.new
+mem_io = IO::Memory.new
 
 # read from "foo.zip"
 Zip.read("foo.zip") do |zip|