diff --git a/lib.rs b/lib.rs
index bc922ba..afb9e85 100644
--- a/lib.rs
+++ b/lib.rs
@@ -8,6 +8,9 @@
 // except according to those terms.
 
 #[crate_id = "github.com/mozilla-servo/rust-core-text#core_text:0.1"];
+#[crate_type = "lib"];
+#[crate_type = "dylib"];
+#[crate_type = "rlib"];
 
 extern crate std;