diff --git a/manifest.toml b/manifest.toml
index 999211b..47bb915 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -41,8 +41,8 @@ ram.runtime = "50M"
         [resources.sources.main]
         url = "https://github.com/Indexhibit/indexhibit/archive/fb0ac9e0771745c2c555a0c2fb25b32930592d17.tar.gz"
         sha256 = "4520cfa7e1636211f75f1977c05619d8f8926ea4557152bf9bf35a39044b9150"
-        autoupdate.upstream = "https://github.com/Indexhibit/indexhibit"
         autoupdate.strategy = "latest_github_commit"
+        autoupdate.force_version = "2.1.%Y.%m.%d"
 
     [resources.system_user]