diff --git a/docs/athena/RStudio/README.md b/docs/athena/RStudio/README.md
index a0b54066..ab56af29 100644
--- a/docs/athena/RStudio/README.md
+++ b/docs/athena/RStudio/README.md
@@ -17,6 +17,7 @@ This uses [R-DBI library](https://dbi.r-dbi.org) through ODBC connection to Athe
 
 ```
 aws sso login --profile prodops
+yawsso -p prodops
 ```
 
 ### Step 3
@@ -46,24 +47,90 @@ con <- DBI::dbConnect(
 select count(1) from "AwsDataCatalog"."multiqc"."dragen_umccrise";
 ```
 
-- You can also use more programmatic way with R through `glue` or `dbplyr` then `ggplot2`. See  [3] for more details.
+- You can also use more programmatic way with R through `glue` or `dbplyr` then `ggplot2`. 
 
+- See [3] for more details.
+
+
+## MacOS
+
+> If you are on macOS, you may need the following additional steps.
+
+- Update Simba ODBC config file to match as follows.
+
+```
+sudo vi /Library/simba/athenaodbc/lib/simba.athenaodbc.ini
+```
+
+```
+[Driver]
+## - Note that this default DriverManagerEncoding of UTF-32 is for iODBC.
+ErrorMessagesPath=/Library/simba/athenaodbc/ErrorMessages
+LogLevel=0
+LogPath=
+SwapFilePath=/tmp
+Driver=/Library/simba/athenaodbc/lib/libathenaodbc_sb64.dylib
+ODBCInstLib=/usr/local/lib/libodbcinst.dylib
+```
+
+- Install [unixODBC](http://www.unixodbc.org)
+
+```
+brew install unixodbc
+```
+
+- List unixODBC config file locations
+
+```
+odbcinst -j
+
+  unixODBC 2.3.11
+  DRIVERS............: /usr/local/etc/odbcinst.ini
+  SYSTEM DATA SOURCES: /usr/local/etc/odbc.ini
+  FILE DATA SOURCES..: /usr/local/etc/ODBCDataSources
+  USER DATA SOURCES..: /Users/<username>/.odbc.ini
+  SQLULEN Size.......: 8
+  SQLLEN Size........: 8
+  SQLSETPOSIROW Size.: 8
+```
+
+- Update unixODBC config file to match as follows. 
+
+```
+vi /usr/local/etc/odbcinst.ini
+```
+
+```
+[Simba Athena ODBC Driver]
+Driver=/Library/simba/athenaodbc/lib/libathenaodbc_sb64.dylib
+```
+
+- See [4] [5] for additional resources.
 
 ## Starter Demo
 
+### Scripts
+
 - [athena.R](athena.R)
 - [athena.sql](athena.sql)
 - [athena_federated_query.sql](athena_federated_query.sql)
 
+### Windows
+
 ![rstudio_dbi_odbc_athena_1.png](rstudio_dbi_odbc_athena_1.png)
 
 ![rstudio_dbi_odbc_athena_2.png](rstudio_dbi_odbc_athena_2.png)
 
 ![rstudio_dbi_odbc_athena_federated_query.png](rstudio_dbi_odbc_athena_federated_query.png)
 
+### MacOS
+
+![rstudio_dbi_odbc_athena_macOS.png](rstudio_dbi_odbc_athena_macOS.png)
 
 ## REF
 
 * [1] https://docs.aws.amazon.com/athena/latest/ug/connect-with-odbc.html
 * [2] https://solutions.rstudio.com/db/databases/athena/
 * [3] https://www.rstudio.com/blog/working-with-databases-and-sql-in-rstudio/
+* [4] https://exploratory.io/note/exploratory/How-to-use-Amazon-Athena-ODBC-Driver-on-Mac-UtO9zcN7
+* [5] https://github.com/r-dbi/odbc
diff --git a/docs/athena/RStudio/rstudio_dbi_odbc_athena_macOS.png b/docs/athena/RStudio/rstudio_dbi_odbc_athena_macOS.png
new file mode 100644
index 00000000..b2c50399
Binary files /dev/null and b/docs/athena/RStudio/rstudio_dbi_odbc_athena_macOS.png differ