diff --git a/lib/open3.rb b/lib/open3.rb
index 98213c9..c574696 100644
--- a/lib/open3.rb
+++ b/lib/open3.rb
@@ -30,7 +30,7 @@
 #
 
 module Open3
-  VERSION = "0.1.0"
+  VERSION = "0.1.1"
 
   # Open stdin, stdout, and stderr streams and start external executable.
   # In addition, a thread to wait for the started process is created.