diff --git a/Cargo.lock b/Cargo.lock
index cdb00c16039..65813bc136e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -112,7 +112,7 @@ dependencies = [
  "getrandom 0.2.10",
  "once_cell",
  "version_check",
- "zerocopy",
+ "zerocopy 0.7.32",
 ]
 
 [[package]]
@@ -2092,6 +2092,18 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "getrandom"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "43a49c392881ce6d5c3b8cb70f98717b7c07aabbdff06687b9030dbfbe2725f8"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "wasi 0.13.3+wasi-0.2.2",
+ "windows-targets 0.52.6",
+]
+
 [[package]]
 name = "gimli"
 version = "0.28.0"
@@ -4051,6 +4063,17 @@ dependencies = [
  "rand_core 0.6.4",
 ]
 
+[[package]]
+name = "rand"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3779b94aeb87e8bd4e834cee3650289ee9e0d5677f976ecdb6d219e5f4f6cd94"
+dependencies = [
+ "rand_chacha 0.9.0",
+ "rand_core 0.9.2",
+ "zerocopy 0.8.20",
+]
+
 [[package]]
 name = "rand_chacha"
 version = "0.2.2"
@@ -4071,6 +4094,16 @@ dependencies = [
  "rand_core 0.6.4",
 ]
 
+[[package]]
+name = "rand_chacha"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3022b5f1df60f26e1ffddd6c66e8aa15de382ae63b3a0c1bfc0e4d3e3f325cb"
+dependencies = [
+ "ppv-lite86",
+ "rand_core 0.9.2",
+]
+
 [[package]]
 name = "rand_core"
 version = "0.5.1"
@@ -4089,14 +4122,24 @@ dependencies = [
  "getrandom 0.2.10",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.9.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a509b1a2ffbe92afab0e55c8fd99dea1c280e8171bd2d88682bb20bc41cbc2c"
+dependencies = [
+ "getrandom 0.3.1",
+ "zerocopy 0.8.20",
+]
+
 [[package]]
 name = "rand_distr"
-version = "0.4.3"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32cb0b9bc82b0a0876c2dd994a7e7a2683d3e7390ca40e6886785ef0c7e3ee31"
+checksum = "6a8615d50dcf34fa31f7ab52692afec947c4dd0ab803cc87cb3b0b4570ff7463"
 dependencies = [
  "num-traits",
- "rand 0.8.5",
+ "rand 0.9.0",
 ]
 
 [[package]]
@@ -9400,6 +9443,15 @@ version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
+[[package]]
+name = "wasi"
+version = "0.13.3+wasi-0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26816d2e1a4a36a2940b96c5296ce403917633dff8f3440e9b236ed6f6bacad2"
+dependencies = [
+ "wit-bindgen-rt",
+]
+
 [[package]]
 name = "wasm-bindgen"
 version = "0.2.95"
@@ -9722,6 +9774,15 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "wit-bindgen-rt"
+version = "0.33.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3268f3d866458b787f390cf61f4bbb563b922d091359f9608842999eaee3943c"
+dependencies = [
+ "bitflags 2.6.0",
+]
+
 [[package]]
 name = "x509-parser"
 version = "0.14.0"
@@ -9757,7 +9818,16 @@ version = "0.7.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "74d4d3961e53fa4c9a25a8637fc2bfaf2595b3d3ae34875568a5cf64787716be"
 dependencies = [
- "zerocopy-derive",
+ "zerocopy-derive 0.7.32",
+]
+
+[[package]]
+name = "zerocopy"
+version = "0.8.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dde3bb8c68a8f3f1ed4ac9221aad6b10cece3e60a8e2ea54a6a2dec806d0084c"
+dependencies = [
+ "zerocopy-derive 0.8.20",
 ]
 
 [[package]]
@@ -9771,6 +9841,17 @@ dependencies = [
  "syn 2.0.87",
 ]
 
+[[package]]
+name = "zerocopy-derive"
+version = "0.8.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eea57037071898bf96a6da35fd626f4f27e9cee3ead2a6c703cf09d472b2e700"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.87",
+]
+
 [[package]]
 name = "zeroize"
 version = "1.8.1"
diff --git a/libraries/concurrent-merkle-tree/Cargo.toml b/libraries/concurrent-merkle-tree/Cargo.toml
index a94f5e5323b..f697482a1a4 100644
--- a/libraries/concurrent-merkle-tree/Cargo.toml
+++ b/libraries/concurrent-merkle-tree/Cargo.toml
@@ -17,7 +17,7 @@ bytemuck = "1.21"
 thiserror = "2.0.9"
 
 [dev-dependencies]
-rand_distr = "0.4.3"
+rand_distr = "0.5.1"
 rand = "0.8"
 spl-merkle-tree-reference = { version = "0.1.0", path = "../merkle-tree-reference" }
 tokio = { version = "1.42", features = ["full"] }