diff --git a/matlab/README-gtsam-toolbox.txt b/matlab/README-gtsam-toolbox.txt
index c9b22f3b7..6f74f9806 100644
--- a/matlab/README-gtsam-toolbox.txt
+++ b/matlab/README-gtsam-toolbox.txt
@@ -17,8 +17,10 @@ Note about newer Ubuntu versions unsupported by MATLAB (later than 10.04)
 If you have a newer Ubuntu system, you must make a small modification to your
 MATLAB installation, due to MATLAB being distributed with an old version of
 the C++ standard library.  Delete or rename all files starting with
-'libstdc++' in your MATLAB installation directory, typically
-/usr/local/MATLAB/[version]/sys/os/[system]/
+'libstdc++' in your MATLAB installation directory, in paths:
+
+	/usr/local/MATLAB/[version]/sys/os/[system]/ 
+	/usr/local/MATLAB/[version]/bin/[system]/
 
 
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