diff --git a/program_info/prismlauncher.AppInstaller b/program_info/prismlauncher.AppInstaller
index 5fa49d1a9..2a845445b 100644
--- a/program_info/prismlauncher.AppInstaller
+++ b/program_info/prismlauncher.AppInstaller
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <AppInstaller
-  xmlns="http://schemas.microsoft.com/appx/appinstaller/2021"
+  xmlns="http://schemas.microsoft.com/appx/appinstaller/2018"
   Version="1.0.0.0"
-  Uri="https://prismlauncher.org/prismUpdate.AppInstaller" >
+  Uri="https://prismlauncher.org/prismlauncher.AppInstaller" >
 
   <MainBundle
     Name="org.prismlauncher.PrismLauncher"