diff --git a/Cargo.lock b/Cargo.lock
index e9d2c88e..bcc3ced4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -106,7 +106,7 @@ dependencies = [
  "rand 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 1.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_urlencoded 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -264,7 +264,7 @@ dependencies = [
  "pin-project 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 1.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_urlencoded 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -351,7 +351,7 @@ dependencies = [
  "percent-encoding 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_urlencoded 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -563,7 +563,7 @@ dependencies = [
  "regex 1.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)",
  "tinytemplate 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "walkdir 2.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1122,7 +1122,7 @@ dependencies = [
  "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_yaml 0.8.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "tilejson 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1444,7 +1444,7 @@ dependencies = [
  "fallible-iterator 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "postgres-protocol 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "uuid 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1711,7 +1711,7 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.52"
+version = "1.0.53"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1832,7 +1832,7 @@ dependencies = [
  "quote 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1933,7 +1933,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1986,7 +1986,7 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2487,7 +2487,7 @@ dependencies = [
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 "checksum serde 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)" = "99e7b308464d16b56eba9964e4972a3eee817760ab60d88c3f86e1fecb08204c"
 "checksum serde_derive 1.0.110 (registry+https://github.com/rust-lang/crates.io-index)" = "818fbf6bfa9a42d3bfcaca148547aa00c7b915bec71d1757aa2d44ca68771984"
-"checksum serde_json 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)" = "a7894c8ed05b7a3a279aeb79025fdec1d3158080b75b98a08faf2806bb799edd"
+"checksum serde_json 1.0.53 (registry+https://github.com/rust-lang/crates.io-index)" = "993948e75b189211a9b31a7528f950c6adc21f9720b6438ff80a7fa2f864cea2"
 "checksum serde_urlencoded 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9ec5d77e2d4c73717816afac02670d5c4f534ea95ed430442cad02e7a6e32c97"
 "checksum serde_yaml 0.8.12 (registry+https://github.com/rust-lang/crates.io-index)" = "16c7a592a1ec97c9c1c68d75b6e537dcbf60c7618e038e7841e00af1d9ccf0c4"
 "checksum sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"