diff --git a/CHANGES.txt b/CHANGES.txt
index 8c1df5c..07fbb24 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -26,6 +26,8 @@
 
 BUG FIXES
 
+PIG-4331: update README, '-x' option in usage to include tez (thejas via daijy)
+
 PIG-4409: fs.defaultFS is overwritten in JobConf by replicated join at runtime (cheolsoo)
 
 PIG-4404: LOAD with HBaseStorage on secure cluster is broken in Tez (rohini)
diff --git a/README.txt b/README.txt
index 3d2e2ef..4be5aed 100644
--- a/README.txt
+++ b/README.txt
@@ -7,10 +7,10 @@
 join, filter, project; (2) functional-programming style operators such as map,
 reduce. 
 
-Pig compiles these dataflow programs into (sequences of) map-reduce jobs and
-executes them using Hadoop. It is also possible to execute Pig Latin programs
-in a "local" mode (without Hadoop cluster), in which case all processing takes
-place in a single local JVM. 
+Pig compiles these dataflow programs into (sequences of) map-reduce or Apache Tez
+jobs and executes them using Hadoop. It is also possible to execute Pig Latin
+programs in a "local" mode (without Hadoop cluster), in which case all 
+processing takes place in a single local JVM. 
 
 General Info
 ===============
diff --git a/src/org/apache/pig/Main.java b/src/org/apache/pig/Main.java
index f5cf5e5..29b3732 100644
--- a/src/org/apache/pig/Main.java
+++ b/src/org/apache/pig/Main.java
@@ -899,7 +899,7 @@
             System.out.println("        All optimizations listed here are enabled by default. Optimization values are case insensitive.");
             System.out.println("    -v, -verbose - Print all error messages to screen");
             System.out.println("    -w, -warning - Turn warning logging on; also turns warning aggregation off");
-            System.out.println("    -x, -exectype - Set execution mode: local|mapreduce, default is mapreduce.");
+            System.out.println("    -x, -exectype - Set execution mode: local|mapreduce|tez, default is mapreduce.");
             System.out.println("    -F, -stop_on_failure - Aborts execution on the first failed job; default is off");
             System.out.println("    -M, -no_multiquery - Turn multiquery optimization off; default is on");
             System.out.println("    -N, -no_fetch - Turn fetch optimization off; default is on");
@@ -940,7 +940,7 @@
             System.out.println("            If the in-map partial aggregation does not reduce the output num records");
             System.out.println("            by this factor, it gets disabled.");
             System.out.println("    Miscellaneous:");
-            System.out.println("        exectype=mapreduce|local; default is mapreduce. This property is the same as -x switch");
+            System.out.println("        exectype=mapreduce|tez|local; default is mapreduce. This property is the same as -x switch");
             System.out.println("        pig.additional.jars.uris=<comma seperated list of jars>. Used in place of register command.");
             System.out.println("        udf.import.list=<comma seperated list of imports>. Used to avoid package names in UDF.");
             System.out.println("        stop.on.failure=true|false; default is false. Set to true to terminate on the first error.");