diff --git a/Cargo.lock b/Cargo.lock
index 5e30a69..5dbc8b4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -22,9 +22,9 @@ checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
 
 [[package]]
 name = "libc"
-version = "0.2.186"
+version = "0.2.190"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68ab91017fe16c622486840e4c83c9a37afeff978bd239b5293d61ece587de66"
+checksum = "ce5d3ddc6d3fa000eb1536d85e147bfe31aacaba692ed6a876f95cb7c855be78"
 
 [[package]]
 name = "nix"