diff --git a/Cargo.lock b/Cargo.lock
index 98ddad867fa..feb9ac96bd0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -551,10 +551,12 @@ dependencies = [
  "lazy_static",
  "pulldown-cmark 0.7.1",
  "quine-mc_cluskey",
+ "quote 1.0.2",
  "regex-syntax",
  "semver 0.9.0",
  "serde",
  "smallvec 1.4.0",
+ "syn 1.0.11",
  "toml",
  "unicode-normalization",
  "url 2.1.0",