Update README.md

Author: sharimayer

README.md

@@ -34,7 +34,7 @@ Note that for externals you'll find a tarball that contains all the platforms, a
 well as separate ones for each platform. Externals are 3rd party packages that are required to run VICAR. See section 2 of the [Building VICAR document](vos/docsource/vicar/VICAR_build_4.0.pdf) for more information. You need only the one that
 applies to your machine type.
 
-Pre-built VICAR binaries are available at https://github.com/nasa/VICAR/releases.
+Pre-built VICAR binaries are available at https://github.com/NASA-AMMOS/VICAR/releases.
 
 #### Tarballs