diff --git a/Cargo.toml b/Cargo.toml
index eacf040..55f4efc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,14 +5,13 @@ license = "MIT OR Apache-2.0"
 name = "containers-image-proxy"
 readme = "README.md"
 repository = "https://github.com/containers/containers-image-proxy-rs"
-version = "0.5.6"
+version = "0.5.7"
 rust-version = "1.70.0"
 
 [dependencies]
 anyhow = "1.0"
 fn-error-context = "0.2.0"
 futures-util = "0.3.13"
-nix = "0.26"
 oci-spec = "0.5.5"
 once_cell = "1.9.0"
 libc = "0.2"