diff --git a/src/libcore/gc.rs b/src/libcore/gc.rs
index 6b2561146632..f2fe73e501e2 100644
--- a/src/libcore/gc.rs
+++ b/src/libcore/gc.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#[doc(hidden)];
+
 /*! Precise garbage collector
 
 The precise GC exposes two functions, gc and