diff --git a/Cargo.lock b/Cargo.lock
index acdb716..ee8861b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -315,9 +315,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.152"
+version = "0.2.155"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13e3bf6590cbc649f4d1a3eefc9d5d6eb746f5200ffb04e5e142700b8faa56e7"
+checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c"
 
 [[package]]
 name = "libwebp"