diff --git a/contrib/msi/build-msi.sh b/contrib/msi/build-msi.sh
index 2bfcd4c1..85535733 100644
--- a/contrib/msi/build-msi.sh
+++ b/contrib/msi/build-msi.sh
@@ -89,6 +89,7 @@ cat > wix.xml << EOF
     Language="1033"
     Codepage="1252"
     Version="${PKGVERSIONMS}"
+    Platform="${PKGARCH}"
     Manufacturer="github.com/yggdrasil-network">
 
     <Package