diff --git a/dir.props b/dir.props
index 32a59530bd5b..0feaaa05d6f1 100644
--- a/dir.props
+++ b/dir.props
@@ -11,8 +11,8 @@
   <!-- Build Tools Versions -->
   <PropertyGroup>
     <BuildToolsVersion>1.0.25-prerelease-00053</BuildToolsVersion>
-    <DnxVersion Condition="'$(OsEnvironment)'!='Unix'">1.0.0-beta5-11682</DnxVersion>
-    <DnxVersion Condition="'$(OsEnvironment)'=='Unix'">1.0.0-beta5-11760</DnxVersion>
+    <DnxVersion Condition="'$(OsEnvironment)'!='Unix'">1.0.0-beta5-12077</DnxVersion>
+    <DnxVersion Condition="'$(OsEnvironment)'=='Unix'">1.0.0-beta5-12077</DnxVersion>
     <DnxPackageName Condition="'$(DnxPackageName)' == '' and '$(OsEnvironment)'!='Unix'">dnx-coreclr-win-x86.$(DnxVersion)</DnxPackageName>
     <DnxPackageName Condition="'$(DnxPackageName)' == '' and '$(OsEnvironment)'=='Unix'">dnx-mono.$(DnxVersion)</DnxPackageName>
     <RoslynVersion>1.0.0-rc3-20150510-01</RoslynVersion>
diff --git a/src/.nuget/packages.Unix.config b/src/.nuget/packages.Unix.config
index 6dc7e640a192..2e523cbba389 100644
--- a/src/.nuget/packages.Unix.config
+++ b/src/.nuget/packages.Unix.config
@@ -2,7 +2,7 @@
 <packages>
   <package id="Microsoft.DotNet.BuildTools" version="1.0.25-prerelease-00053" />
   <package id="Microsoft.DotNet.BuildTools.ApiTools" version="1.0.0-prerelease" />
-  <package id="dnx-mono" version="1.0.0-beta5-11760" />
+  <package id="dnx-mono" version="1.0.0-beta5-12077" />
   <package id="Microsoft.Net.ToolsetCompilers" version="1.0.0-rc3-20150510-01" />
   <package id="Microsoft.Build.Mono.Debug" version="14.1.0.0-prerelease" />
 </packages>
diff --git a/src/.nuget/packages.Windows_NT.config b/src/.nuget/packages.Windows_NT.config
index 30d8b6871d01..85a83962d7f7 100644
--- a/src/.nuget/packages.Windows_NT.config
+++ b/src/.nuget/packages.Windows_NT.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Microsoft.DotNet.BuildTools" version="1.0.25-prerelease-00053" />
-  <package id="dnx-coreclr-win-x86" version="1.0.0-beta5-11682" />
+  <package id="dnx-coreclr-win-x86" version="1.0.0-beta5-12077" />
   <package id="Microsoft.DotNet.BuildTools.ApiTools" version="1.0.0-prerelease" />
 </packages>