diff --git a/Cargo.lock b/Cargo.lock
index 7b723ca8bee884a353f361a9a8659916e6823cfd..bbda0aa9874daab8803de98d41380b801fb7c604 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1582,9 +1582,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.144"
+version = "0.2.146"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b00cc1c228a6782d0f076e7b232802e0c5689d41bb5df366f2a6b6621cfdfe1"
+checksum = "f92be4933c13fd498862a9e02a3055f8a8d9c039ce33db97306fd5a6caa7f29b"
 
 [[package]]
 name = "liblmdb-sys"