diff --git a/Cargo.lock b/Cargo.lock
@@ -322,9 +322,9 @@ dependencies = [
[[package]]
name = "cc"
-version = "1.2.18"
+version = "1.2.21"
source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "525046617d8376e3db1deffb079e91cef90a89fc3ca5c185bbf8c9ecdd15cd5c"
+checksum = "8691782945451c1c383942c4874dbe63814f61cb57ef773cda2972682b7bb3c0"
dependencies = [
"jobserver",
"libc",