diff --git a/acme_common/Cargo.toml b/acme_common/Cargo.toml
index 93aa523..1625cf0 100644
--- a/acme_common/Cargo.toml
+++ b/acme_common/Cargo.toml
@@ -35,4 +35,4 @@ tinytemplate = "1.2"
 toml = "0.5"
 
 [target.'cfg(unix)'.dependencies]
-nix = "0.24"
+nix = "0.25"
diff --git a/acmed/Cargo.toml b/acmed/Cargo.toml
index 74ec779..0202188 100644
--- a/acmed/Cargo.toml
+++ b/acmed/Cargo.toml
@@ -33,7 +33,7 @@ tinytemplate = "1.2"
 toml = "0.5"
 
 [target.'cfg(unix)'.dependencies]
-nix = "0.24"
+nix = "0.25"
 
 [build-dependencies]
 serde = { version = "1.0", features = ["derive"] }