diff --git a/rust-to-c/Cargo.toml b/rust-to-c/Cargo.toml
index 90c80a0..b7dd20f 100644
--- a/rust-to-c/Cargo.toml
+++ b/rust-to-c/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Alex Crichton <alex@alexcrichton.com>"]
 build = "build.rs"
 
 [dependencies]
-libc = "0.1"
+libc = "0.2"
 
 [build-dependencies]
 cc = "1.0"