diff --git a/common/libzkp/impl/src/verifier.rs b/common/libzkp/impl/src/verifier.rs
index efe624d8e9..f97efba724 100644
--- a/common/libzkp/impl/src/verifier.rs
+++ b/common/libzkp/impl/src/verifier.rs
@@ -1,10 +1,7 @@
 #![allow(static_mut_refs)]
 
-mod euclid;
 mod euclidv2;
-
 use anyhow::{bail, Result};
-use euclid::EuclidVerifier;
 use euclidv2::EuclidV2Verifier;
 use serde::{Deserialize, Serialize};
 use std::{cell::OnceCell, path::Path, rc::Rc};
@@ -42,26 +39,14 @@ pub struct VerifierConfig {
 type HardForkName = String;
 
 struct VerifierPair(HardForkName, Rc<Box<dyn ProofVerifier>>);
-
-static mut VERIFIER_LOW: OnceCell<VerifierPair> = OnceCell::new();
 static mut VERIFIER_HIGH: OnceCell<VerifierPair> = OnceCell::new();
 
 pub fn init(config: VerifierConfig) {
-    let verifier = EuclidVerifier::new(&config.high_version_circuit.assets_path);
-    unsafe {
-        VERIFIER_LOW
-            .set(VerifierPair(
-                "euclid".to_string(),
-                Rc::new(Box::new(verifier)),
-            ))
-            .unwrap_unchecked();
-    }
-
     let verifier = EuclidV2Verifier::new(&config.high_version_circuit.assets_path);
     unsafe {
         VERIFIER_HIGH
             .set(VerifierPair(
-                "euclidV2".to_string(),
+                config.high_version_circuit.fork_name,
                 Rc::new(Box::new(verifier)),
             ))
             .unwrap_unchecked();
@@ -70,12 +55,6 @@ pub fn init(config: VerifierConfig) {
 
 pub fn get_verifier(fork_name: &str) -> Result<Rc<Box<dyn ProofVerifier>>> {
     unsafe {
-        if let Some(verifier) = VERIFIER_LOW.get() {
-            if verifier.0 == fork_name {
-                return Ok(verifier.1.clone());
-            }
-        }
-
         if let Some(verifier) = VERIFIER_HIGH.get() {
             if verifier.0 == fork_name {
                 return Ok(verifier.1.clone());
diff --git a/common/libzkp/impl/src/verifier/euclid.rs b/common/libzkp/impl/src/verifier/euclid.rs
deleted file mode 100644
index 93673d4544..0000000000
--- a/common/libzkp/impl/src/verifier/euclid.rs
+++ /dev/null
@@ -1,65 +0,0 @@
-use super::{ProofVerifier, TaskType, VKDump};
-
-use anyhow::Result;
-
-use crate::utils::panic_catch;
-use euclid_prover::{BatchProof, BundleProof, ChunkProof};
-use euclid_verifier::verifier::{BatchVerifier, BundleVerifierEuclidV1, ChunkVerifier};
-use std::{fs::File, path::Path};
-
-pub struct EuclidVerifier {
-    chunk_verifier: ChunkVerifier,
-    batch_verifier: BatchVerifier,
-    bundle_verifier: BundleVerifierEuclidV1,
-}
-
-impl EuclidVerifier {
-    pub fn new(assets_dir: &str) -> Self {
-        let verifier_bin = Path::new(assets_dir).join("verifier.bin");
-        let config = Path::new(assets_dir).join("root-verifier-vm-config");
-        let exe = Path::new(assets_dir).join("root-verifier-committed-exe");
-
-        Self {
-            chunk_verifier: ChunkVerifier::setup(&config, &exe, &verifier_bin)
-                .expect("Setting up chunk verifier"),
-            batch_verifier: BatchVerifier::setup(&config, &exe, &verifier_bin)
-                .expect("Setting up batch verifier"),
-            bundle_verifier: BundleVerifierEuclidV1::setup(&config, &exe, &verifier_bin)
-                .expect("Setting up bundle verifier"),
-        }
-    }
-}
-
-impl ProofVerifier for EuclidVerifier {
-    fn verify(&self, task_type: super::TaskType, proof: Vec<u8>) -> Result<bool> {
-        panic_catch(|| match task_type {
-            TaskType::Chunk => {
-                let proof = serde_json::from_slice::<ChunkProof>(proof.as_slice()).unwrap();
-                self.chunk_verifier
-                    .verify_proof(proof.proof.as_root_proof().unwrap())
-            }
-            TaskType::Batch => {
-                let proof = serde_json::from_slice::<BatchProof>(proof.as_slice()).unwrap();
-                self.batch_verifier
-                    .verify_proof(proof.proof.as_root_proof().unwrap())
-            }
-            TaskType::Bundle => {
-                let proof = serde_json::from_slice::<BundleProof>(proof.as_slice()).unwrap();
-                self.bundle_verifier
-                    .verify_proof_evm(&proof.proof.as_evm_proof().unwrap())
-            }
-        })
-        .map_err(|err_str: String| anyhow::anyhow!(err_str))
-    }
-
-    fn dump_vk(&self, file: &Path) {
-        let f = File::create(file).expect("Failed to open file to dump VK");
-
-        let dump = VKDump {
-            chunk_vk: base64::encode(self.chunk_verifier.get_app_vk()),
-            batch_vk: base64::encode(self.batch_verifier.get_app_vk()),
-            bundle_vk: base64::encode(self.bundle_verifier.get_app_vk()),
-        };
-        serde_json::to_writer(f, &dump).expect("Failed to dump VK");
-    }
-}
diff --git a/common/version/version.go b/common/version/version.go
index 419c8716ad..a98e4f17ca 100644
--- a/common/version/version.go
+++ b/common/version/version.go
@@ -5,7 +5,7 @@ import (
 	"runtime/debug"
 )
 
-var tag = "v4.5.17"
+var tag = "v4.5.18"
 
 var commit = func() string {
 	if info, ok := debug.ReadBuildInfo(); ok {
diff --git a/coordinator/internal/logic/auth/login.go b/coordinator/internal/logic/auth/login.go
index cc095f7c3a..3ed0f004ed 100644
--- a/coordinator/internal/logic/auth/login.go
+++ b/coordinator/internal/logic/auth/login.go
@@ -9,7 +9,6 @@ import (
 	"github.com/scroll-tech/go-ethereum/log"
 	"gorm.io/gorm"
 
-	"scroll-tech/common/types/message"
 	"scroll-tech/common/version"
 
 	"scroll-tech/coordinator/internal/config"
@@ -34,7 +33,6 @@ func NewLoginLogic(db *gorm.DB, cfg *config.Config, vf *verifier.Verifier) *Logi
 
 	var highHardForks []string
 	highHardForks = append(highHardForks, cfg.ProverManager.Verifier.HighVersionCircuit.ForkName)
-	highHardForks = append(highHardForks, message.EuclidFork, message.EuclidV2Fork)
 	proverVersionHardForkMap[cfg.ProverManager.Verifier.HighVersionCircuit.MinProverVersion] = highHardForks
 
 	return &LoginLogic{