diff --git a/Cargo.lock b/Cargo.lock
index 0029836..c03e738 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -904,9 +904,9 @@ checksum = "d4345964bb142484797b161f473a503a434de77149dd8c7427788c6e13379388"
 
 [[package]]
 name = "libc"
-version = "0.2.170"
+version = "0.2.171"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "875b3680cb2f8f71bdcf9a30f38d48282f5d3c95cbf9b3fa57269bb5d5c06828"
+checksum = "c19937216e9d3aa9956d9bb8dfc0b0c8beb6058fc4f7a4dc4d850edf86a237d6"
 
 [[package]]
 name = "litemap"