diff --git a/Cargo.lock b/Cargo.lock
index 902aa04b..4ae9ddfe 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -60,7 +60,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cc"
-version = "1.0.58"
+version = "1.0.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -105,7 +105,7 @@ name = "cloudflare-zlib-sys"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.58 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.59 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -254,7 +254,7 @@ name = "libdeflate-sys"
 version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.58 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.59 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -604,7 +604,7 @@ dependencies = [
 "checksum build_const 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "39092a32794787acd8525ee150305ff051b0aa6cc2abaf193924f5ab05425f39"
 "checksum bytemuck 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "db7a1029718df60331e557c9e83a55523c955e5dd2a7bfeffad6bbd50b538ae9"
 "checksum byteorder 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "08c48aae112d48ed9f069b33538ea9e3e90aa263cfa3d1c24309612b1f7472de"
-"checksum cc 1.0.58 (registry+https://github.com/rust-lang/crates.io-index)" = "f9a06fb2e53271d7c279ec1efea6ab691c35a2ae67ec0d91d7acec0caf13b518"
+"checksum cc 1.0.59 (registry+https://github.com/rust-lang/crates.io-index)" = "66120af515773fb005778dc07c261bd201ec8ce50bd6e7144c927753fe013381"
 "checksum cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
 "checksum chrono 0.4.15 (registry+https://github.com/rust-lang/crates.io-index)" = "942f72db697d8767c22d46a598e01f2d3b475501ea43d0db4f16d90259182d0b"
 "checksum clap 2.33.3 (registry+https://github.com/rust-lang/crates.io-index)" = "37e58ac78573c40708d45522f0d80fa2f01cc4f9b4e2bf749807255454312002"