diff --git a/Cargo.lock b/Cargo.lock
index 4131777e..77d897fe 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -181,6 +181,19 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8d696c370c750c948ada61c69a0ee2cbbb9c50b1019ddb86d9317157a99c2cae"
 
+[[package]]
+name = "bls12_381"
+version = "0.8.0"
+source = "git+https://github.com/scroll-tech/bls12_381?branch=feat/impl_scalar_field#2c515f73a2462fef8681c8e884edf1710f52b22a"
+dependencies = [
+ "ff 0.13.0",
+ "group 0.13.0",
+ "pairing",
+ "pasta_curves 0.5.1",
+ "rand_core",
+ "subtle",
+]
+
 [[package]]
 name = "bumpalo"
 version = "3.14.0"
@@ -670,7 +683,7 @@ checksum = "eabb4a44450da02c90444cf74558da904edde8fb4e9035a9a6a4e15445af0bd7"
 [[package]]
 name = "halo2-base"
 version = "0.2.2"
-source = "git+https://github.com/scroll-tech/halo2-lib?branch=develop#40ba7e3bbf013b55c59283534c9489701f9212d0"
+source = "git+https://github.com/scroll-tech/halo2-lib?branch=ecc_double_p256#f533846c55602aea51cfacbb7b30cf46479c1446"
 dependencies = [
  "ff 0.13.0",
  "halo2_proofs 0.2.0",
@@ -686,7 +699,7 @@ dependencies = [
 [[package]]
 name = "halo2-ecc"
 version = "0.2.2"
-source = "git+https://github.com/scroll-tech/halo2-lib?branch=develop#40ba7e3bbf013b55c59283534c9489701f9212d0"
+source = "git+https://github.com/scroll-tech/halo2-lib?branch=ecc_double_p256#f533846c55602aea51cfacbb7b30cf46479c1446"
 dependencies = [
  "ff 0.13.0",
  "group 0.13.0",
@@ -745,15 +758,17 @@ dependencies = [
 [[package]]
 name = "halo2curves"
 version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6b1142bd1059aacde1b477e0c80c142910f1ceae67fc619311d6a17428007ab"
+source = "git+https://github.com/scroll-tech/halo2curves?branch=v0.1.0#a495a7b11ad13e5cd0cca7ca5d737b398cfaf1b7"
 dependencies = [
  "blake2b_simd",
+ "bls12_381",
  "ff 0.13.0",
  "group 0.13.0",
  "lazy_static",
+ "maybe-rayon",
  "num-bigint",
  "num-traits",
+ "pairing",
  "pasta_curves 0.5.1",
  "paste",
  "rand",
@@ -1206,6 +1221,15 @@ version = "6.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2355d85b9a3786f481747ced0e0ff2ba35213a1f9bd406ed906554d7af805a1"
 
+[[package]]
+name = "pairing"
+version = "0.23.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81fec4625e73cf41ef4bb6846cafa6d44736525f442ba45e407c4a000a13996f"
+dependencies = [
+ "group 0.13.0",
+]
+
 [[package]]
 name = "parity-scale-codec"
 version = "3.6.9"
diff --git a/Cargo.toml b/Cargo.toml
index 88fd46e0..e5b26cb2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,3 +41,9 @@ halo2_proofs = { git = "https://github.com/scroll-tech/halo2.git", branch = "v1.
 
 [patch."https://github.com/privacy-scaling-explorations/poseidon.git"]
 poseidon = { git = "https://github.com/scroll-tech/poseidon.git", branch = "main" }
+
+[patch."https://github.com/privacy-scaling-explorations/bls12_381"]
+bls12_381 = { git = "https://github.com/scroll-tech/bls12_381", branch = "feat/impl_scalar_field" }
+
+[patch.crates-io]
+halo2curves = { git = "https://github.com/scroll-tech/halo2curves", branch = "v0.1.0" }
\ No newline at end of file
diff --git a/snark-verifier-sdk/Cargo.toml b/snark-verifier-sdk/Cargo.toml
index 3a4d3c8e..943105f7 100644
--- a/snark-verifier-sdk/Cargo.toml
+++ b/snark-verifier-sdk/Cargo.toml
@@ -19,7 +19,7 @@ ark-std = { version = "0.3.0", features = ["print-trace"], optional = true }
 
 ff = "0.13"
 # halo2-base = { git = "https://github.com/axiom-crypto/halo2-lib.git", tag = "v0.2.2", default-features = false }
-halo2-base = { git = "https://github.com/scroll-tech/halo2-lib.git", branch = "develop" }
+halo2-base = { git = "https://github.com/scroll-tech/halo2-lib.git", branch = "ecc_double_p256" }
 snark-verifier = { path = "../snark-verifier", default-features = false }
 
 # loader_evm
diff --git a/snark-verifier/Cargo.toml b/snark-verifier/Cargo.toml
index 59b4ea5c..8e8276e6 100644
--- a/snark-verifier/Cargo.toml
+++ b/snark-verifier/Cargo.toml
@@ -14,7 +14,7 @@ rustc-hash = "1.1.0"
 serde = { version = "1.0", features = ["derive"] }
 
 # Use halo2-base as non-optional dependency because it re-exports halo2_proofs, halo2curves, and poseidon, using different repos based on feature flag "halo2-axiom" or "halo2-pse"
-halo2-base = { git = "https://github.com/scroll-tech/halo2-lib", branch = "develop", default-features=false, features=["halo2-pse","display"] }
+halo2-base = { git = "https://github.com/scroll-tech/halo2-lib", branch = "ecc_double_p256", default-features=false, features=["halo2-pse","display"] }
 # This poseidon is identical to PSE (for now) but uses axiom's halo2curves; otherwise would require patching
 poseidon-axiom = { git = "https://github.com/axiom-crypto/halo2.git", branch = "axiom/dev", package = "poseidon", optional = true }
 poseidon = { git = "https://github.com/privacy-scaling-explorations/poseidon", optional = true }
@@ -30,7 +30,7 @@ bytes = { version = "1.2", optional = true }
 rlp = { version = "0.5", default-features = false, features = ["std"], optional = true }
 
 # loader_halo2
-halo2-ecc = { git = "https://github.com/scroll-tech/halo2-lib", branch = "develop", optional = true, default-features=false, features=["halo2-pse","display"] }
+halo2-ecc = { git = "https://github.com/scroll-tech/halo2-lib", branch = "ecc_double_p256", optional = true, default-features=false, features=["halo2-pse","display"] }
 
 [dev-dependencies]
 ark-std = { version = "0.3.0", features = ["print-trace"] }