diff --git a/src/ypipe.hpp b/src/ypipe.hpp
index 83e7ea03..c6a28f40 100644
--- a/src/ypipe.hpp
+++ b/src/ypipe.hpp
@@ -61,7 +61,7 @@ namespace zmq
             c.set (&queue.back ());
         }
 
-        //  The destructor doesn't have to be virtual. It is mad virtual
+        //  The destructor doesn't have to be virtual. It is made virtual
         //  just to keep ICC and code checking tools from complaining.
         inline virtual ~ypipe_t ()
         {