diff --git a/Cargo.lock b/Cargo.lock
index 3b2c1e05e6e..55d5c936045 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3082,7 +3082,6 @@ version = "0.19.0"
 dependencies = [
  "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "cssparser 0.24.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "fnv 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "fxhash 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "matches 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3485,7 +3484,6 @@ dependencies = [
  "html5ever 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "itoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "malloc_size_of 0.0.1",
@@ -3493,6 +3491,7 @@ dependencies = [
  "matches 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "new-ordered-float 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "new_debug_unreachable 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-derive 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-integer 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",