diff --git a/Cargo.lock b/Cargo.lock
index d3450a54c..65d204583 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -841,9 +841,9 @@ checksum = "8e946095f9d3ed29ec38de908c22f95d9ac008e424c7bcae54c75a79c527c694"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.13"
+version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53f5ffe53a6b28e37c9c1ce74893477864d64f74778a93a4beb43c8fa167f639"
+checksum = "de40dd4ff82d9c9bab6dae29dbab1167e515f8df9ed17d2987cb6012db206933"
 dependencies = [
  "unicode-xid 0.2.0",
 ]