diff --git a/docs/contracts.rst b/docs/contracts.rst
index 6dfcdf601..416dc6499 100644
--- a/docs/contracts.rst
+++ b/docs/contracts.rst
@@ -467,7 +467,7 @@ The following statements are considered modifying the state:
     }
 
 .. note::
-  ``constant`` on functions is an alias to ``view``.
+  ``constant`` on functions is an alias to ``view``, but this is deprecated and is planned to be dropped in version 0.5.0.
 
 .. note::
   Getter methods are marked ``view``.