diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index 16e37f0..9677632 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -141,9 +141,20 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d69eab57e8d2663efa5c63135b2af4f396d66424f88954c21104125ab6b3e6bc"
 dependencies = [
- "ark-ec",
- "ark-ff",
- "ark-std",
+ "ark-ec 0.5.0",
+ "ark-ff 0.5.0",
+ "ark-std 0.5.0",
+]
+
+[[package]]
+name = "ark-bn254"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6bc66f96ebe2a17a499475b4f94791d379817592ef494171586967ffdc6f95db"
+dependencies = [
+ "ark-ec 0.6.0",
+ "ark-ff 0.6.0",
+ "ark-std 0.6.0",
 ]
 
 [[package]]
@@ -152,15 +163,15 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0ebc2533f01222bf1ea7158ff32cb90102824f1e3b2c74415194ebfead6d2f34"
 dependencies = [
- "ark-bn254",
+ "ark-bn254 0.5.0",
  "ark-crypto-primitives",
- "ark-ec",
- "ark-ff",
+ "ark-ec 0.5.0",
+ "ark-ff 0.5.0",
  "ark-groth16",
- "ark-poly",
+ "ark-poly 0.5.0",
  "ark-relations",
- "ark-serialize",
- "ark-std",
+ "ark-serialize 0.5.0",
+ "ark-std 0.5.0",
  "byteorder",
  "cfg-if",
  "color-eyre",
@@ -183,12 +194,12 @@ checksum = "1e0c292754729c8a190e50414fd1a37093c786c709899f29c9f7daccecfa855e"
 dependencies = [
  "ahash 0.8.12",
  "ark-crypto-primitives-macros",
- "ark-ec",
- "ark-ff",
+ "ark-ec 0.5.0",
+ "ark-ff 0.5.0",
  "ark-relations",
- "ark-serialize",
+ "ark-serialize 0.5.0",
  "ark-snark",
- "ark-std",
+ "ark-std 0.5.0",
  "blake2",
  "derivative",
  "digest 0.10.7",
@@ -216,10 +227,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "43d68f2d516162846c1238e755a7c4d131b892b70cc70c471a8e3ca3ed818fce"
 dependencies = [
  "ahash 0.8.12",
- "ark-ff",
- "ark-poly",
- "ark-serialize",
- "ark-std",
+ "ark-ff 0.5.0",
+ "ark-poly 0.5.0",
+ "ark-serialize 0.5.0",
+ "ark-std 0.5.0",
  "educe 0.6.0",
  "fnv",
  "hashbrown 0.15.5",
@@ -231,16 +242,37 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "ark-ec"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8352a2b2aedf6ba2cc38f7520fc51191d518dde96175c729af19f2d059f191c4"
+dependencies = [
+ "ahash 0.8.12",
+ "ark-ff 0.6.0",
+ "ark-poly 0.6.0",
+ "ark-serialize 0.6.0",
+ "ark-std 0.6.0",
+ "educe 0.6.0",
+ "fnv",
+ "hashbrown 0.17.1",
+ "itertools 0.14.0",
+ "num-bigint",
+ "num-integer",
+ "num-traits",
+ "zeroize",
+]
+
 [[package]]
 name = "ark-ff"
 version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a177aba0ed1e0fbb62aa9f6d0502e9b46dad8c2eab04c14258a1212d2557ea70"
 dependencies = [
- "ark-ff-asm",
- "ark-ff-macros",
- "ark-serialize",
- "ark-std",
+ "ark-ff-asm 0.5.0",
+ "ark-ff-macros 0.5.0",
+ "ark-serialize 0.5.0",
+ "ark-std 0.5.0",
  "arrayvec",
  "digest 0.10.7",
  "educe 0.6.0",
@@ -252,6 +284,23 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "ark-ff"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7a806ac6c8307b929df4645776290a50ee2aac754ad09d8bdf73391309e43af"
+dependencies = [
+ "ark-ff-asm 0.6.0",
+ "ark-ff-macros 0.6.0",
+ "ark-serialize 0.6.0",
+ "ark-std 0.6.0",
+ "digest 0.10.7",
+ "educe 0.6.0",
+ "num-bigint",
+ "num-traits",
+ "zeroize",
+]
+
 [[package]]
 name = "ark-ff-asm"
 version = "0.5.0"
@@ -262,6 +311,16 @@ dependencies = [
  "syn 2.0.119",
 ]
 
+[[package]]
+name = "ark-ff-asm"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1479009684adc073dff49a1025d3a7065b317a9ead25aaaca38cdc70058ba8a2"
+dependencies = [
+ "quote",
+ "syn 2.0.119",
+]
+
 [[package]]
 name = "ark-ff-macros"
 version = "0.5.0"
@@ -275,6 +334,19 @@ dependencies = [
  "syn 2.0.119",
 ]
 
+[[package]]
+name = "ark-ff-macros"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a0691ed21ef00ef89c1e9bda832eba493dda3ec2f8d892fb25b705f73f06bb8"
+dependencies = [
+ "num-bigint",
+ "num-traits",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.119",
+]
+
 [[package]]
 name = "ark-groth16"
 version = "0.5.0"
@@ -282,12 +354,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "88f1d0f3a534bb54188b8dcc104307db6c56cdae574ddc3212aec0625740fc7e"
 dependencies = [
  "ark-crypto-primitives",
- "ark-ec",
- "ark-ff",
- "ark-poly",
+ "ark-ec 0.5.0",
+ "ark-ff 0.5.0",
+ "ark-poly 0.5.0",
  "ark-relations",
- "ark-serialize",
- "ark-std",
+ "ark-serialize 0.5.0",
+ "ark-std 0.5.0",
  "rayon",
 ]
 
@@ -298,23 +370,38 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "579305839da207f02b89cd1679e50e67b4331e2f9294a57693e5051b7703fe27"
 dependencies = [
  "ahash 0.8.12",
- "ark-ff",
- "ark-serialize",
- "ark-std",
+ "ark-ff 0.5.0",
+ "ark-serialize 0.5.0",
+ "ark-std 0.5.0",
  "educe 0.6.0",
  "fnv",
  "hashbrown 0.15.5",
  "rayon",
 ]
 
+[[package]]
+name = "ark-poly"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75f55af10b672002b8d953e230282c51206842e20e5791a94432219b4201de5c"
+dependencies = [
+ "ahash 0.8.12",
+ "ark-ff 0.6.0",
+ "ark-serialize 0.6.0",
+ "ark-std 0.6.0",
+ "educe 0.6.0",
+ "fnv",
+ "hashbrown 0.17.1",
+]
+
 [[package]]
 name = "ark-relations"
 version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec46ddc93e7af44bcab5230937635b06fb5744464dd6a7e7b083e80ebd274384"
 dependencies = [
- "ark-ff",
- "ark-std",
+ "ark-ff 0.5.0",
+ "ark-std 0.5.0",
  "tracing",
  "tracing-subscriber 0.2.25",
 ]
@@ -325,14 +412,26 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f4d068aaf107ebcd7dfb52bc748f8030e0fc930ac8e360146ca54c1203088f7"
 dependencies = [
- "ark-serialize-derive",
- "ark-std",
+ "ark-serialize-derive 0.5.0",
+ "ark-std 0.5.0",
  "arrayvec",
  "digest 0.10.7",
  "num-bigint",
  "rayon",
 ]
 
+[[package]]
+name = "ark-serialize"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a74dd304fd536fb95d0a328e72be759209cc496a9da094c5bc56e5fea4f9e86b"
+dependencies = [
+ "ark-serialize-derive 0.6.0",
+ "ark-std 0.6.0",
+ "digest 0.10.7",
+ "num-bigint",
+]
+
 [[package]]
 name = "ark-serialize-derive"
 version = "0.5.0"
@@ -344,16 +443,27 @@ dependencies = [
  "syn 2.0.119",
 ]
 
+[[package]]
+name = "ark-serialize-derive"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f153690697a2b91e5e1251ff98411ee5371500a111a0fd317a70e588eb300f9"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.119",
+]
+
 [[package]]
 name = "ark-snark"
 version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d368e2848c2d4c129ce7679a7d0d2d612b6a274d3ea6a13bad4445d61b381b88"
 dependencies = [
- "ark-ff",
+ "ark-ff 0.5.0",
  "ark-relations",
- "ark-serialize",
- "ark-std",
+ "ark-serialize 0.5.0",
+ "ark-std 0.5.0",
 ]
 
 [[package]]
@@ -367,6 +477,16 @@ dependencies = [
  "rayon",
 ]
 
+[[package]]
+name = "ark-std"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "367c9c827ed431bff6868b7aa926e05b16eb46603cc8b6e768e4a5553fa1d155"
+dependencies = [
+ "num-traits",
+ "rand 0.8.7",
+]
+
 [[package]]
 name = "arrayref"
 version = "0.3.9"
@@ -2523,6 +2643,9 @@ name = "hashbrown"
 version = "0.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ed5909b6e89a2db4456e54cd5f673791d7eca6732202bbf2a9cc504fe2f9b84a"
+dependencies = [
+ "allocator-api2",
+]
 
 [[package]]
 name = "hashlink"
@@ -3047,6 +3170,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b192c782037fadd9cfa75548310488aabdbf3d2da73885b31bd0abd03351285"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itertools"
 version = "0.15.0"
@@ -3255,8 +3387,8 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "47a1ccadd0bb5a32c196da536fd72c59183de24a055f6bf0513bf845fefab862"
 dependencies = [
- "ark-bn254",
- "ark-ff",
+ "ark-bn254 0.5.0",
+ "ark-ff 0.5.0",
  "num-bigint",
  "thiserror 1.0.69",
 ]
@@ -5314,14 +5446,14 @@ dependencies = [
 name = "shade-tree-rln"
 version = "0.3.0"
 dependencies = [
- "ark-bn254",
+ "ark-bn254 0.6.0",
  "ark-circom",
- "ark-ec",
- "ark-ff",
+ "ark-ec 0.5.0",
+ "ark-ff 0.5.0",
  "ark-groth16",
  "ark-relations",
- "ark-serialize",
- "ark-std",
+ "ark-serialize 0.5.0",
+ "ark-std 0.5.0",
  "hex",
  "light-poseidon",
  "num-bigint",
diff --git a/rust/shade-tree-rln/Cargo.toml b/rust/shade-tree-rln/Cargo.toml
index 368eb12..c815846 100644
--- a/rust/shade-tree-rln/Cargo.toml
+++ b/rust/shade-tree-rln/Cargo.toml
@@ -58,7 +58,7 @@ hex = "0.4"
 #   - CircomReduction (the snarkjs-compatible QAP reduction).
 ark-circom = "0.5"
 ark-groth16 = { version = "0.5", default-features = false }
-ark-bn254 = "0.5"
+ark-bn254 = "0.6"
 ark-ff = "0.5"
 ark-ec = "0.5"
 ark-serialize = "0.5"