diff --git a/Cargo.lock b/Cargo.lock
index 037f75a5d..24c3c8957 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -201,9 +201,9 @@ checksum = "8f1fe948ff07f4bd06c30984e69f5b4899c516a3ef74f34df92a2df2ab535495"
 
 [[package]]
 name = "cc"
-version = "1.1.20"
+version = "1.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45bcde016d64c21da4be18b655631e5ab6d3107607e71a73a9f53eb48aae23fb"
+checksum = "07b1695e2c7e8fc85310cde85aeaab7e3097f593c91d209d3f9df76c928100f0"
 dependencies = [
  "jobserver",
  "libc",