diff --git a/Cargo.lock b/Cargo.lock
index 1601960..b1ea1d0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -405,9 +405,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.40"
+version = "1.0.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd96a1e8ed2596c337f8eae5f24924ec83f5ad5ab21ea8e455d3566c69fbcaf7"
+checksum = "cdcc2916cde080c1876ff40292a396541241fe0072ef928cd76582e9ea5d60d2"
 dependencies = [
  "unicode-ident",
 ]
@@ -453,9 +453,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.2.13"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62f25bc4c7e55e0b0b7a1d43fb893f4fa1361d0abe38b9ce4f323c2adfe6ef42"
+checksum = "534cfe58d6a18cc17120fbf4635d53d14691c1fe4d951064df9bd326178d7d5a"
 dependencies = [
  "bitflags",
 ]