--- a/rust/Cargo.lock	Tue Dec 14 20:13:10 2021 -0500
+++ b/rust/Cargo.lock	Fri Dec 17 11:46:30 2021 +0100
@@ -314,21 +314,19 @@
 
 [[package]]
 name = "format-bytes"
-version = "0.2.2"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c4e89040c7fd7b4e6ba2820ac705a45def8a0c098ec78d170ae88f1ef1d5762"
+checksum = "48942366ef93975da38e175ac9e10068c6fc08ca9e85930d4f098f4d5b14c2fd"
 dependencies = [
  "format-bytes-macros",
- "proc-macro-hack",
 ]
 
 [[package]]
 name = "format-bytes-macros"
-version = "0.3.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b05089e341a0460449e2210c3bf7b61597860b07f0deae58da38dbed0a4c6b6d"
+checksum = "203aadebefcc73d12038296c228eabf830f99cba991b0032adf20e9fa6ce7e4f"
 dependencies = [
- "proc-macro-hack",
  "proc-macro2",
  "quote",
  "syn",
@@ -637,12 +635,6 @@
 ]
 
 [[package]]
-name = "proc-macro-hack"
-version = "0.5.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
-
-[[package]]
 name = "proc-macro2"
 version = "1.0.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"