diff --git a/BUILD.md b/BUILD.md
index 874dbeec..2fafa76d 100644
--- a/BUILD.md
+++ b/BUILD.md
@@ -76,6 +76,7 @@ The first time you're setting up your dev environment:
 * Open a command prompt and type: `pip install flask stem pyinstaller`
 * Go to http://www.riverbankcomputing.com/software/pyqt/download and download the latest PyQt4 for Windows for python 2.7, 32-bit (I downloaded `PyQt4-4.11-gpl-Py2.7-Qt4.8.6-x32.exe`), then install it.
 * Go to http://sourceforge.net/projects/pywin32/ and download and install the latest 32-bit pywin32 binary for python 2.7. I downloaded `pywin32-219.win32-py2.7.exe`.
+* Download and install the [Microsoft Visual C++ 2008 Redistributable Package (x86)](http://www.microsoft.com/en-us/download/details.aspx?id=29).
 
 To make a .exe: