diff --git a/Cargo.lock b/Cargo.lock
index bf0fea1..899801d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -432,9 +432,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f57ed14da4603b2554682e9f2ff3c65d7567b53188db96cb71538217fc64581b"
 dependencies = [
  "proc-macro-hack",
- "proc-macro2 1.0.24",
+ "proc-macro2 1.0.47",
  "quote 1.0.7",
- "syn 1.0.44",
+ "syn 1.0.103",
 ]
 
 [[package]]
@@ -720,9 +720,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce046d161f000fffde5f432a0d034d0341dc152643b2598ed5bfce44c4f3a8f0"
 dependencies = [
  "proc-macro-hack",
- "proc-macro2 1.0.24",
+ "proc-macro2 1.0.47",
  "quote 1.0.7",
- "syn 1.0.44",
+ "syn 1.0.103",
  "unindent",
 ]
 
@@ -1180,9 +1180,9 @@ version = "0.4.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "65ad2ae56b6abe3a1ee25f15ee605bacadb9a764edaba9c2bf4103800d4a1895"
 dependencies = [
- "proc-macro2 1.0.24",
+ "proc-macro2 1.0.47",
  "quote 1.0.7",
- "syn 1.0.44",
+ "syn 1.0.103",
 ]
 
 [[package]]
@@ -1237,16 +1237,16 @@ version = "0.4.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
 dependencies = [
- "unicode-xid 0.1.0",
+ "unicode-xid",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.24"
+version = "1.0.47"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
+checksum = "5ea3d908b0e36316caf9e9e2c4625cdde190a7e6f440d794667ed17a1855e725"
 dependencies = [
- "unicode-xid 0.2.1",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -1288,7 +1288,7 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "aa563d17ecb180e500da1cfd2b028310ac758de548efdd203e18f283af693f37"
 dependencies = [
- "proc-macro2 1.0.24",
+ "proc-macro2 1.0.47",
 ]
 
 [[package]]
@@ -1475,7 +1475,7 @@ dependencies = [
  "smallvec",
  "state",
  "time",
- "unicode-xid 0.1.0",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -1551,13 +1551,13 @@ checksum = "b88fa983de7720629c9387e9f517353ed404164b1e482c970a90c1a4aaf7dc1a"
 
 [[package]]
 name = "serde_derive"
-version = "1.0.117"
+version = "1.0.122"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cbd1ae72adb44aab48f325a02444a5fc079349a8d804c1fc922aed3f7454c74e"
+checksum = "8dee1f300f838c8ac340ecb0112b3ac472464fa67e87292bdb3dfc9c49128e17"
 dependencies = [
- "proc-macro2 1.0.24",
+ "proc-macro2 1.0.47",
  "quote 1.0.7",
- "syn 1.0.44",
+ "syn 1.0.103",
 ]
 
 [[package]]
@@ -1645,18 +1645,18 @@ checksum = "9ca4b3b69a77cbe1ffc9e198781b7acb0c7365a883670e8f1c1bc66fba79a5c5"
 dependencies = [
  "proc-macro2 0.4.30",
  "quote 0.6.13",
- "unicode-xid 0.1.0",
+ "unicode-xid",
 ]
 
 [[package]]
 name = "syn"
-version = "1.0.44"
+version = "1.0.103"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e03e57e4fcbfe7749842d53e24ccb9aa12b7252dbe5e91d2acad31834c8b8fdd"
+checksum = "a864042229133ada95abf3b54fdc62ef5ccabe9515b64717bcb9a1919e59445d"
 dependencies = [
- "proc-macro2 1.0.24",
+ "proc-macro2 1.0.47",
  "quote 1.0.7",
- "unicode-xid 0.2.1",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -1836,6 +1836,12 @@ dependencies = [
  "matches",
 ]
 
+[[package]]
+name = "unicode-ident"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"
+
 [[package]]
 name = "unicode-normalization"
 version = "0.1.13"
@@ -1851,12 +1857,6 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
 
-[[package]]
-name = "unicode-xid"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
-
 [[package]]
 name = "unindent"
 version = "0.1.7"
@@ -1974,9 +1974,9 @@ dependencies = [
  "bumpalo",
  "lazy_static 1.4.0",
  "log 0.4.17",
- "proc-macro2 1.0.24",
+ "proc-macro2 1.0.47",
  "quote 1.0.7",
- "syn 1.0.44",
+ "syn 1.0.103",
  "wasm-bindgen-shared",
 ]
 
@@ -2008,9 +2008,9 @@ version = "0.2.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f249f06ef7ee334cc3b8ff031bfc11ec99d00f34d86da7498396dc1e3b1498fe"
 dependencies = [
- "proc-macro2 1.0.24",
+ "proc-macro2 1.0.47",
  "quote 1.0.7",
- "syn 1.0.44",
+ "syn 1.0.103",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]