diff --git a/Cargo.toml b/Cargo.toml
index b3c3e1b..a5aa49a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ default-features = false
 features = []
 
 [target.'cfg(unix)'.dependencies]
-nix = "0.11.0"
+nix = "0.13.0"
 
 [target.'cfg(windows)'.dependencies]
 winapi = "0.2.8"