diff --git a/mac_installer/ReadMe.rtf b/mac_installer/ReadMe.rtf
index 87b52f5620..78ae5af64f 100644
--- a/mac_installer/ReadMe.rtf
+++ b/mac_installer/ReadMe.rtf
@@ -1,6 +1,6 @@
-{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf510
-{\fonttbl\f0\fswiss\fcharset0 Helvetica;}
-{\colortbl;\red255\green255\blue255;}
+{\rtf1\ansi\ansicpg1252\cocoartf1265\cocoasubrtf210
+\cocoascreenfonts1{\fonttbl\f0\fswiss\fcharset0 Helvetica;}
+{\colortbl;\red255\green255\blue255;\red217\green11\blue0;}
 \margl1440\margr1440\vieww9000\viewh9000\viewkind0
 \pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640\qc
 
@@ -16,6 +16,9 @@
 \b \cf0 Installing BOINC may take several minutes; please be patient.
 \b0 \
 \
+\pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640
+\cf2 CUDA UPGRADE WARNING\cf0 : Do not upgrade to CUDA 6.5 or later if you have an older NVIDIA GPU with Compute Capability 1.3 or less.  You can check your GPU\'92s Compute Capability at {\field{\*\fldinst{HYPERLINK "https://developer.nvidia.com/cuda-gpus"}}{\fldrslt https://developer.nvidia.com/cuda-gpus}}.\
+\
 For more options, please see the BOINC Macintosh administrator tools at:\
 \pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640
 {\field{\*\fldinst{HYPERLINK "http://boinc.berkeley.edu/wiki/Tools_for_Mac_OS_X"}}{\fldrslt \cf0 http://boinc.berkeley.edu/wiki/Tools_for_Mac_OS_X}}\