diff --git a/src/api/burn/WixToolset.BootstrapperApplicationApi/OverridableVariables.cs b/src/api/burn/WixToolset.BootstrapperApplicationApi/OverridableVariables.cs
index 98f8ec81c..111c4e25a 100644
--- a/src/api/burn/WixToolset.BootstrapperApplicationApi/OverridableVariables.cs
+++ b/src/api/burn/WixToolset.BootstrapperApplicationApi/OverridableVariables.cs
@@ -42,7 +42,7 @@ public static IOverridableVariables ParseFromXml(XPathNavigator root)
             }
             else
             {
-                string variablesValue = BootstrapperApplicationData.GetAttribute(commandLineNode, "Variables");
+                string variablesValue = BootstrapperApplicationData.GetAttribute(commandLineNode, "VariableType");
 
                 if (variablesValue == null)
                 {