diff --git a/Cargo.lock b/Cargo.lock
index b20da6119..43f6ba98f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -572,9 +572,9 @@ dependencies = [
 
 [[package]]
 name = "libz-sys"
-version = "1.0.25"
+version = "1.0.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2eb5e43362e38e2bca2fd5f5134c4d4564a23a5c28e9b95411652021a8675ebe"
+checksum = "6ca8894883d250240341478bf987467332fbdd5da5c42426c69a8f93dbc302f2"
 dependencies = [
  "cc",
  "libc",