diff --git a/ndn-cpp/key.hpp b/ndn-cpp/key.hpp
index 9f4f30e..b28cd33 100644
--- a/ndn-cpp/key.hpp
+++ b/ndn-cpp/key.hpp
@@ -60,7 +60,7 @@
   }
   
   /**
-   * Set keyData to point to an existing byte array.  IMPORTANT: After calling this constructor,
+   * Set keyData to point to an existing byte array.  IMPORTANT: After calling this,
    * if you keep a pointer to the array then you must treat the array as immutable and promise not to change it.
    * @param keyData A pointer to a vector with the byte array.  This takes another reference and does not copy the bytes.
    */