diff --git a/Cargo.lock b/Cargo.lock
index 90c3c42..3f7d1e2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -664,9 +664,9 @@ checksum = "2c4a545a15244c7d945065b5d392b2d2d7f21526fba56ce51467b06ed445e8f7"
 
 [[package]]
 name = "libc"
-version = "0.2.179"
+version = "0.2.180"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c5a2d376baa530d1238d133232d15e239abad80d05838b4b59354e5268af431f"
+checksum = "bcc35a38544a891a5f7c865aca548a982ccb3b8650a5b06d0fd33a10283c56fc"
 
 [[package]]
 name = "libredox"
diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
index 3addb03..3b947b5 100644
--- a/fuzz/Cargo.lock
+++ b/fuzz/Cargo.lock
@@ -404,9 +404,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.179"
+version = "0.2.180"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c5a2d376baa530d1238d133232d15e239abad80d05838b4b59354e5268af431f"
+checksum = "bcc35a38544a891a5f7c865aca548a982ccb3b8650a5b06d0fd33a10283c56fc"
 
 [[package]]
 name = "libfuzzer-sys"