diff --git a/dnvm.ps1 b/dnvm.ps1
index 34d8683a57..e16f01f734 100644
--- a/dnvm.ps1
+++ b/dnvm.ps1
@@ -67,7 +67,7 @@ function _WriteOut {
 
 ### Constants
 $ProductVersion="1.0.0"
-$BuildVersion="beta8-15519"
+$BuildVersion="rc1-15520"
 $Authors="Microsoft Open Technologies, Inc."
 
 # If the Version hasn't been replaced...
diff --git a/dnvm.sh b/dnvm.sh
index ab41d140df..68af1ce494 100644
--- a/dnvm.sh
+++ b/dnvm.sh
@@ -2,7 +2,7 @@
 # Source this file from your .bash-profile or script to use
 
 # "Constants"
-_DNVM_BUILDNUMBER="beta8-15519"
+_DNVM_BUILDNUMBER="rc1-15520"
 _DNVM_AUTHORS="Microsoft Open Technologies, Inc."
 _DNVM_RUNTIME_PACKAGE_NAME="dnx"
 _DNVM_RUNTIME_FRIENDLY_NAME=".NET Execution Environment"