diff --git a/README.txt b/README.txt
index 30f5cda..39e76e8 100644
--- a/README.txt
+++ b/README.txt
@@ -80,7 +80,7 @@ Running tests in a boxed subprocess
 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 
 If you have tests involving C or C++ libraries you might have to deal
-with tests crashing the process.  For this case you max use the boxing
+with tests crashing the process.  For this case you may use the boxing
 options::
 
     py.test --boxed