diff --git a/Cargo.lock b/Cargo.lock
index 383106b201..c1ac28bbd8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -7611,7 +7611,7 @@ version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "af1844ef2428cc3e1cb900be36181049ef3d3193c63e43026cfe202983b27a56"
 dependencies = [
- "proc-macro-crate 3.2.0",
+ "proc-macro-crate 1.1.3",
  "proc-macro2",
  "quote",
  "syn 2.0.89",
@@ -8462,9 +8462,9 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec"
-version = "3.7.0"
+version = "3.6.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8be4817d39f3272f69c59fe05d0535ae6456c2dc2fa1ba02910296c7e0a5c590"
+checksum = "306800abfa29c7f16596b5970a588435e3d5b3149683d00c12b699cc19f895ee"
 dependencies = [
  "arrayvec 0.7.6",
  "bitvec",
@@ -8472,20 +8472,19 @@ dependencies = [
  "bytes",
  "impl-trait-for-tuples",
  "parity-scale-codec-derive",
- "rustversion",
  "serde",
 ]
 
 [[package]]
 name = "parity-scale-codec-derive"
-version = "3.7.0"
+version = "3.6.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8781a75c6205af67215f382092b6e0a4ff3734798523e69073d4bcd294ec767b"
+checksum = "d830939c76d294956402033aee57a6da7b438f2294eb94864c37b0569053a42c"
 dependencies = [
  "proc-macro-crate 3.2.0",
  "proc-macro2",
  "quote",
- "syn 2.0.89",
+ "syn 1.0.109",
 ]
 
 [[package]]