diff --git a/Cargo.lock b/Cargo.lock
index 757c928..f622cc9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -809,9 +809,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.174"
+version = "0.2.176"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1171693293099992e19cddea4e8b849964e9846f4acee11b3948bcc337be8776"
+checksum = "58f929b4d672ea937a23a1ab494143d968337a5f47e56d0815df1e0890ddf174"
 
 [[package]]
 name = "libredox"