diff --git a/Cargo.toml b/Cargo.toml
index 42a4252..804678b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ tokio = ["tokio_1", "futures-core"]
 [dependencies]
 libc = "0.2.89"
 bitvec = "0.21"
-nix = "0.19.0"
+nix = "0.20"
 
 tokio_1 = { package = "tokio", version = "1.0", features = ["net"], optional = true }
 futures-core = { version = "0.3", optional = true }