diff --git a/recipes/wip/demos/ferris-says/recipe.toml b/recipes/wip/demos/ferris-says/recipe.toml
index f42b0fcc..e505773a 100644
--- a/recipes/wip/demos/ferris-says/recipe.toml
+++ b/recipes/wip/demos/ferris-says/recipe.toml
@@ -2,4 +2,7 @@
 [source]
 git = "https://github.com/rust-lang/ferris-says"
 [build]
-template = "cargo"
+template = "custom"
+script = """
+cookbook_cargo_packages fsays
+"""