diff --git a/Cargo.lock b/Cargo.lock
index 0146348..f082b13 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -112,9 +112,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.108"
+version = "0.2.109"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8521a1b57e76b1ec69af7599e75e38e7b7fad6610f037db8c79b127201b5d119"
+checksum = "f98a04dce437184842841303488f70d0188c5f51437d2a834dc097eafa909a01"
 
 [[package]]
 name = "linked-hash-map"