diff --git a/Cargo.lock b/Cargo.lock
index 2b43166..b2fe1d2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -233,9 +233,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.161"
+version = "0.2.167"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e9489c2807c139ffd9c1794f4af0ebe86a828db53ecdc7fea2111d0fed085d1"
+checksum = "09d6582e104315a817dff97f75133544b2e094ee22447d2acf4a74e189ba06fc"
 
 [[package]]
 name = "linux-raw-sys"