diff --git a/Cargo.lock b/Cargo.lock
index 37ccdc2d0..a30081501 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -572,9 +572,9 @@ dependencies = [
 
 [[package]]
 name = "libz-sys"
-version = "1.1.1"
+version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23b34178653005c1181711c333f0e5604a14a1b5115c814fd42304bdd16245e0"
+checksum = "602113192b08db8f38796c4e85c39e960c145965140e918018bcde1952429655"
 dependencies = [
  "cc",
  "libc",