diff --git a/Cargo.lock b/Cargo.lock
index 1ceb1dd..5becc74 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -251,9 +251,9 @@ checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
 
 [[package]]
 name = "clang-sys"
-version = "1.8.0"
+version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a483f3cbf7cec2e153d424d0e92329d816becc6421389bd494375c6065921b9b"
+checksum = "0b023947811758c97c59bf9d1c188fd619ad4718dcaa767947df1cadb14f39f4"
 dependencies = [
  "glob",
  "libc",
@@ -920,9 +920,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.84"
+version = "1.0.85"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec96c6a92621310b51366f1e28d05ef11489516e93be030060e5fc12024a49d6"
+checksum = "22244ce15aa966053a896d1accb3a6e68469b97c7f33f284b99f0d576879fc23"
 dependencies = [
  "unicode-ident",
 ]
@@ -1742,9 +1742,9 @@ dependencies = [
 
 [[package]]
 name = "yaml-rust2"
-version = "0.8.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "498f4d102a79ea1c9d4dd27573c0fc96ad74c023e8da38484e47883076da25fb"
+checksum = "8902160c4e6f2fb145dbe9d6760a75e3c9522d8bf796ed7047c85919ac7115f8"
 dependencies = [
  "arraydeque",
  "encoding_rs",