diff --git a/Cargo.lock b/Cargo.lock
index 3d5b043..a57bc89 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1142,9 +1142,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.151"
+version = "0.2.153"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "302d7ab3130588088d277783b1e2d2e10c9e9e4a16dd9050e6ec93fb3e7048f4"
+checksum = "9c198f91728a82281a64e1f4f9eeb25d82cb32a5de251c6bd1b5154d63a8e7bd"
 
 [[package]]
 name = "libredox"
diff --git a/Cargo.toml b/Cargo.toml
index 6f39331..8c83f5e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -34,7 +34,7 @@ human-panic = "1.2.2"
 itertools = "0.12.0"
 json5 = "0.4.1"
 lazy_static = "1.4.0"
-libc = "0.2.149"
+libc = "0.2.153"
 log = "0.4.20"
 mps = { version = "0.1.0", features = [] }
 pretty_assertions = "1.4.0"