diff --git a/Cargo.lock b/Cargo.lock
index 5f9a629..a8cfddc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -225,9 +225,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.166"
+version = "0.2.167"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2ccc108bbc0b1331bd061864e7cd823c0cab660bbe6970e66e2c0614decde36"
+checksum = "09d6582e104315a817dff97f75133544b2e094ee22447d2acf4a74e189ba06fc"
 
 [[package]]
 name = "linux-raw-sys"