diff --git a/NEWS.txt b/NEWS.txt
index 31f30ab321..c3c2fbad3b 100644
--- a/NEWS.txt
+++ b/NEWS.txt
@@ -29,6 +29,10 @@ Upgrading
     - ASSUME command has been removed from cqlsh. Use CQL3 blobAsType() and
       typeAsBlob() conversion functions instead.
       See https://cassandra.apache.org/doc/cql3/CQL.html#blobFun for details.
+    - Inputing blobs as string constants is now fully deprecated in
+      favor of blob constants. Make sure to update your applications to use
+      the new syntax while you are still on 1.2 (which supports both string
+      and blob constants for blob input) before upgrading to 2.0.
 
 Operations
 ----------