diff --git a/Cargo.lock b/Cargo.lock
index 8ff50f29..63c76f0f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -7,7 +7,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "backtrace-sys 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.69 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -17,7 +17,7 @@ version = "0.1.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.50 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.69 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -65,7 +65,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libc"
-version = "0.2.68"
+version = "0.2.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -96,7 +96,7 @@ dependencies = [
  "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "cargo_gn 0.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.69 (registry+https://github.com/rust-lang/crates.io-index)",
  "trybuild 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "which 3.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -184,7 +184,7 @@ version = "3.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "failure 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.68 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.69 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -225,7 +225,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum glob 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 "checksum itoa 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "b8b7a7c0c47db5545ed3fef7468ee7bb5b74691498139e4b3f6a20685dc6dd8e"
 "checksum lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
-"checksum libc 0.2.68 (registry+https://github.com/rust-lang/crates.io-index)" = "dea0c0405123bba743ee3f91f49b1c7cfb684eef0da0a50110f758ccf24cdff0"
+"checksum libc 0.2.69 (registry+https://github.com/rust-lang/crates.io-index)" = "99e85c08494b21a9054e7fe1374a732aeadaff3980b6990b94bfd3a70f690005"
 "checksum proc-macro2 1.0.10 (registry+https://github.com/rust-lang/crates.io-index)" = "df246d292ff63439fea9bc8c0a270bed0e390d5ebd4db4ba15aba81111b5abe3"
 "checksum quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2bdc6c187c65bca4260c9011c9e3132efe4909da44726bad24cf7572ae338d7f"
 "checksum rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)" = "4c691c0e608126e00913e33f0ccf3727d5fc84573623b8d65b2df340b5201783"
diff --git a/Cargo.toml b/Cargo.toml
index 18ea6b8d..5aac1cda 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -49,7 +49,7 @@ exclude = [
 
 [dependencies]
 lazy_static = "1.4.0"
-libc = "0.2.68"
+libc = "0.2.69"
 bitflags = "1.2.1"
 
 [build-dependencies]
@@ -57,4 +57,4 @@ cargo_gn = "0.0.15"
 which = "3.1.1"
 
 [dev-dependencies]
-trybuild = "1.0.24"
+trybuild = "1.0.25"