diff --git a/manifests/q/Qalculate/Qalculate/3.19.0/Qalculate.Qalculate.yaml b/manifests/q/Qalculate/Qalculate/3.19.0/Qalculate.Qalculate.yaml
index f332a06da..3e5ff22f6 100644
--- a/manifests/q/Qalculate/Qalculate/3.19.0/Qalculate.Qalculate.yaml
+++ b/manifests/q/Qalculate/Qalculate/3.19.0/Qalculate.Qalculate.yaml
@@ -22,6 +22,7 @@ Installers:
   InstallerType: msi
   InstallerUrl: https://github.com/Qalculate/qalculate-gtk/releases/download/v3.19.0/qalculate-3.19.0-x64.msi
   InstallerSha256: f0ca2700bac3666cc1896035119554c3c25f0c579ad84f65b53769ab9b1714b5
+  ProductCode: "{37544FCE-46D0-4C6A-84A0-6CC1743A7C40}" 
 PackageLocale: en-US
 ManifestType: singleton
 ManifestVersion: 1.0.0