diff --git a/Cargo.lock b/Cargo.lock
index 794039ed..7ad9b0fc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1928,9 +1928,9 @@ checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
 
 [[package]]
 name = "libc"
-version = "0.2.169"
+version = "0.2.170"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5aba8db14291edd000dfcc4d620c7ebfb122c613afb886ca8803fa4e128a20a"
+checksum = "875b3680cb2f8f71bdcf9a30f38d48282f5d3c95cbf9b3fa57269bb5d5c06828"
 
 [[package]]
 name = "libloading"
diff --git a/mitmproxy-linux/Cargo.toml b/mitmproxy-linux/Cargo.toml
index c589f8f6..d59a97c9 100644
--- a/mitmproxy-linux/Cargo.toml
+++ b/mitmproxy-linux/Cargo.toml
@@ -27,7 +27,7 @@ log = "0.4.25"
 env_logger = "0.11.5"
 prost = "0.13.3"
 internet-packet = { version = "0.2.0", features = ["checksums"] }
-libc = "0.2.155"
+libc = "0.2.170"
 const-sha1 = "0.3.0"
 
 [target.'cfg(target_os = "linux")'.build-dependencies]