diff --git a/manifest.toml b/manifest.toml
index 3e08369..b1bcce6 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -46,6 +46,7 @@ ram.runtime = "50M"
         [resources.sources.main]
         url = "https://code.castopod.org/adaures/castopod/uploads/ade2c7581ffcd7eb4dde8d694bb3b702/castopod-1.3.3.zip"
         sha256 = "7fef7589d36fa3baecc4caf875e3d3bb1c66ca8564162000af6c71e56e8122f9"
+        in_subdir = true
 
     [resources.system_user]