diff --git a/Cargo.lock b/Cargo.lock
index be13e3b..9ea32bb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2584,10 +2584,8 @@ dependencies = [
  "regex",
  "rust-crypto",
  "serde 1.0.130",
- "serde_derive",
  "serde_json",
  "serde_yaml",
- "snafu 0.6.10",
 ]
 
 [[package]]