diff --git a/Cargo.toml b/Cargo.toml
index b6dd3e4..4de5283 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -31,7 +31,7 @@ rand = "0.8"
 log = { version = "0.4", optional = true }
 
 [target.'cfg(unix)'.dependencies]
-nix = { version = "0.26", default-features = false, features = ["fs", "mman"] }
+nix = { version = "0.27", default-features = false, features = ["fs", "mman"] }
 libc = "0.2"
 
 [target.'cfg(windows)'.dependencies]