diff --git a/manifests/Python/Python/3.8.3.yaml b/manifests/Python/Python/3.8.3.yaml
index f637eb5b5..c9dc3914f 100644
--- a/manifests/Python/Python/3.8.3.yaml
+++ b/manifests/Python/Python/3.8.3.yaml
@@ -15,3 +15,4 @@ Installers:
       Switches:
         Silent: /Quiet
         SilentWithProgress: /Passive
+        Custom: PrependPath=1