diff --git a/docs/building/osx.md b/docs/building/osx.md
index f23a0694c7..e5f2523b0b 100644
--- a/docs/building/osx.md
+++ b/docs/building/osx.md
@@ -18,8 +18,8 @@ dependencies.
 brew install openssl cmake wget
 ```
 
-Instead of using .NET CLI's Ubuntu package feed, you will want to use
-the official PKG installer.
+Instead of using Linux `./bootstrap.sh` to install .NET CLI's Ubuntu
+packages, you will want to use the official PKG installer for OS X.
 
 ```sh
 wget https://dotnetcli.blob.core.windows.net/dotnet/beta/Installers/Latest/dotnet-dev-osx-x64.latest.pkg
@@ -35,3 +35,11 @@ Instead of installing the Ubuntu package of PowerShell, download the
 `pkg` from our GitHub releases page using your browser, complete the
 wizard, start a `powershell` session, and use `Start-PSBuild` from the
 module.
+
+The output directory will be slightly different because your runtime
+identifier is different. PowerShell will be at
+`./src/Microsoft.PowerShell.Host/bin/Linux/netstandardapp1.5/osx.10.11-x64/powershell`,
+or `osx.10.10` depending on your operating system version. Note that
+configration is still `Linux` because it would be silly to make yet
+another separate configuration when it's used soley to work-around a
+CLI issue.