diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index 0ec4ce07..31b71412 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -680,7 +680,7 @@ dependencies = [
  "rayon 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.55 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.56 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_yaml 0.8.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "structopt 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "systemd 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -744,7 +744,7 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.55"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1056,7 +1056,7 @@ dependencies = [
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 "checksum serde 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)" = "5317f7588f0a5078ee60ef675ef96735a1442132dc645eb1d12c018620ed8cd3"
 "checksum serde_derive 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)" = "2a0be94b04690fbaed37cddffc5c134bf537c8e3329d53e982fe04c374978f8e"
-"checksum serde_json 1.0.55 (registry+https://github.com/rust-lang/crates.io-index)" = "ec2c5d7e739bc07a3e73381a39d61fdb5f671c60c1df26a130690665803d8226"
+"checksum serde_json 1.0.56 (registry+https://github.com/rust-lang/crates.io-index)" = "3433e879a558dde8b5e8feb2a04899cf34fdde1fafb894687e52105fc1162ac3"
 "checksum serde_yaml 0.8.13 (registry+https://github.com/rust-lang/crates.io-index)" = "ae3e2dd40a7cdc18ca80db804b7f461a39bb721160a85c9a1fa30134bf3c02a5"
 "checksum slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
 "checksum socket2 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)" = "e8b74de517221a2cb01a53349cf54182acdc31a074727d3079068448c0676d85"