diff --git a/Cargo.lock b/Cargo.lock
index 3f4d9204c2..f8d26192d0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -845,14 +845,9 @@ checksum = "74490b50b9fbe561ac330df47c08f3f33073d2d00c150f719147d7c54522fa1b"
 
 [[package]]
 name = "proc-macro-hack"
-version = "0.5.12"
+version = "0.5.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f918f2b601f93baa836c1c2945faef682ba5b6d4828ecb45eeb7cc3c71b811b4"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
+checksum = "fcfdefadc3d57ca21cf17990a28ef4c0f7c61383a28cb7604cf4a18e6ede1420"
 
 [[package]]
 name = "proc-macro2"
@@ -1480,9 +1475,9 @@ checksum = "ab16ced94dbd8a46c82fd81e3ed9a8727dac2977ea869d217bcc4ea1f122e81f"
 
 [[package]]
 name = "syn"
-version = "1.0.16"
+version = "1.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "123bd9499cfb380418d509322d7a6d52e5315f064fe4b3ad18a53d6b92c07859"
+checksum = "0df0eb663f387145cab623dea85b09c2c5b4b0aef44e945d928e682fce71bb03"
 dependencies = [
  "proc-macro2",
  "quote",