diff --git a/Cargo.toml b/Cargo.toml
index be78655..6ff3581 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,3 +8,6 @@ authors = ["The Servo Project Developers"]
 
 name = "core_foundation"
 crate-type = ["rlib"]
+
+[dependencies]
+libc = "*"