diff --git a/Cargo.lock b/Cargo.lock
index 686bbcb5b..c979b6687 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -572,9 +572,9 @@ dependencies = [
 
 [[package]]
 name = "libz-sys"
-version = "1.1.0"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af67924b8dd885cccea261866c8ce5b74d239d272e154053ff927dae839f5ae9"
+checksum = "23b34178653005c1181711c333f0e5604a14a1b5115c814fd42304bdd16245e0"
 dependencies = [
  "cc",
  "libc",