diff --git a/Cargo.lock b/Cargo.lock
index a5af0f3..082aa20 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1880,9 +1880,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.98"
+version = "1.0.99"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7442a916bc70e3bf71a5305a899d53301649d2838345fa309420318b5ffafe8"
+checksum = "56b3997d62ff36d1d0e5616f1e00c4b071680eb3769d56102663c1f0886971e1"
 dependencies = [
  "unicode-ident",
 ]