diff --git a/nuget.config b/nuget.config
index aaee322..10ef488 100644
--- a/nuget.config
+++ b/nuget.config
@@ -2,10 +2,12 @@
 <configuration>
   <packageSources>
     <clear />
+    <add key="wixtoolset-burn" value="https://ci.appveyor.com/nuget/wixtoolset-burn" />
     <add key="wixtoolset-data" value="https://ci.appveyor.com/nuget/wixtoolset-data" />
     <add key="wixtoolset-extensibility" value="https://ci.appveyor.com/nuget/wixtoolset-extensibility" />
     <add key="wixtoolset-core" value="https://ci.appveyor.com/nuget/wixtoolset-core" />
     <add key="wixtoolset-core-native" value="https://ci.appveyor.com/nuget/wixtoolset-core-native" />
+    <add key="wixtoolset-data" value="https://ci.appveyor.com/nuget/wixtoolset-data" />
     <add key="wixtoolset-dtf" value="https://ci.appveyor.com/nuget/wixtoolset-dtf" />
     <add key="wixtoolset-dutil" value="https://ci.appveyor.com/nuget/wixtoolset-dutil" />
     <add key="wixtoolset-wcautil" value="https://ci.appveyor.com/nuget/wixtoolset-wcautil" />