diff --git a/src/libfourcc/lib.rs b/src/libfourcc/lib.rs
index aa8d84bec1711..4596c98cffded 100644
--- a/src/libfourcc/lib.rs
+++ b/src/libfourcc/lib.rs
@@ -40,7 +40,8 @@ fn main() {
 */
 
 #![crate_name = "fourcc"]
-#![experimental]
+#![deprecated = "This is now a cargo package located at: \
+                 https://github.com/rust-lang/fourcc"]
 #![crate_type = "rlib"]
 #![crate_type = "dylib"]
 #![license = "MIT/ASL2"]