diff --git a/README.md b/README.md
index 0f45e75bc..09c47d080 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,8 @@ When executed from within the Docker containers, the benchmarks results are gene
 
 ### Notes on provided code
 
+[Boost.Process 1_65_0](https://www.boost.org/doc/libs/1_65_0/doc/html/process.html) has been imported into the source tree to support [unit tests](./test/test_roscpp/test/test_shm.cpp).
+
 We apply the following bug fixes on top of ROS 1.12.14 in addition to our own code:
  - _roslaunch_ [bug fix](https://github.com/ros/ros_comm/pull/1115).
  - replace `boost::condition_variable` variable with `std::condition_variable` in [callback_queue.cpp](./clients/roscpp/src/libros/callback_queue.cpp).
@@ -102,7 +104,7 @@ python2 /ros_comm/src/ros_comm/clients/benchmark/execute.py  \
         --extra_params sub_enable_synch_startup:=true               \
                        pub_extra_delay_ms:=15000                    \
                        sub_stats_file_path:=/path/to/results        \
-                       shm_size_mega_bytes:=
+                       shm_size_mega_bytes:=16000
 ```