diff --git a/InfrastructureAgent/windows/app-arm64-template.wxs b/InfrastructureAgent/windows/app-arm64-template.wxs
index 2aa054f2a1..43d8c3d13a 100644
--- a/InfrastructureAgent/windows/app-arm64-template.wxs
+++ b/InfrastructureAgent/windows/app-arm64-template.wxs
@@ -52,6 +52,8 @@
             </Directory>
         </Directory>
 
+        <DirectoryRef Id="INSTALLFOLDER"> <Environment Id="MYENVVAR" Name="MYENVVAR" Value="[INSTALLFOLDER]" Part="last" Permanent="yes" System="yes" /> </DirectoryRef>
+
         <Feature Id='Complete' Level='1'>
             <ComponentRef Id='MainExecutable' />
         </Feature>