diff --git a/.changeset/modern-pumas-marry.md b/.changeset/modern-pumas-marry.md
new file mode 100644
index 0000000..6186cda
--- /dev/null
+++ b/.changeset/modern-pumas-marry.md
@@ -0,0 +1,5 @@
+---
+"@soulwallet/sdk": patch
+---
+
+Fixed some bugs
diff --git a/packages/soulwallet-sdk/src/bundler.ts b/packages/soulwallet-sdk/src/bundler.ts
index c42cac9..4b3ba47 100644
--- a/packages/soulwallet-sdk/src/bundler.ts
+++ b/packages/soulwallet-sdk/src/bundler.ts
@@ -43,7 +43,7 @@ export class Bundler implements IBundler {
         }
     }
 
-    async eth_estimateUserOperationGas(entryPoint: string, userOp: UserOperation, stateOverride?: StateOverride): Promise<Result<UserOpGas, UserOpErrors>> {
+    async eth_estimateUserOperationGas(entryPoint: string, userOp: UserOperation, stateOverride?: Record<string, StateOverride>): Promise<Result<UserOpGas, UserOpErrors>> {
         try {
             const params = [
                 JSON.parse(userOperationToJSON(userOp)),
diff --git a/packages/soulwallet-sdk/src/interface/IBundler.ts b/packages/soulwallet-sdk/src/interface/IBundler.ts
index 1767a33..db8cf56 100644
--- a/packages/soulwallet-sdk/src/interface/IBundler.ts
+++ b/packages/soulwallet-sdk/src/interface/IBundler.ts
@@ -123,7 +123,7 @@ export abstract class IBundler {
      * @return {*}  {Promise<Result<UserOpGas, UserOpErrors>>}
      * @memberof IBundler
      */
-    abstract eth_estimateUserOperationGas(entryPoint: string, userOp: UserOperation, stateOverride?: StateOverride): Promise<Result<UserOpGas, UserOpErrors>>;
+    abstract eth_estimateUserOperationGas(entryPoint: string, userOp: UserOperation, stateOverride?: Record<string, StateOverride>): Promise<Result<UserOpGas, UserOpErrors>>;
 
     /**
      *
diff --git a/packages/soulwallet-sdk/src/interface/ISoulWallet.ts b/packages/soulwallet-sdk/src/interface/ISoulWallet.ts
index 3c07d27..3f37f26 100644
--- a/packages/soulwallet-sdk/src/interface/ISoulWallet.ts
+++ b/packages/soulwallet-sdk/src/interface/ISoulWallet.ts
@@ -114,13 +114,13 @@ export abstract class ISoulWallet {
      * @abstract
      * @param {string} validatorAddress validator contract address
      * @param {UserOperation} userOp UserOperation
-     * @param {StateOverride} [stateOverride] 
+     * @param {Record<string, StateOverride>} [stateOverride] stateOverride
      * @param {SignkeyType} [signkeyType] default: SignkeyType.EOA
      * @param {GuardHookInputData} [semiValidGuardHookInputData]  sender: wallet address, inputData: key: guardHookPlugin address, value: input data
      * @return {*}  {Promise<Result<UserOpGas, UserOpErrors>>}
      * @memberof ISoulWallet
      */
-    abstract estimateUserOperationGas(validatorAddress: string, userOp: UserOperation, stateOverride?: StateOverride, signkeyType?: SignkeyType, semiValidGuardHookInputData?: GuardHookInputData): Promise<Result<UserOpGas, UserOpErrors>>;
+    abstract estimateUserOperationGas(validatorAddress: string, userOp: UserOperation, stateOverride?: Record<string, StateOverride>, signkeyType?: SignkeyType, semiValidGuardHookInputData?: GuardHookInputData): Promise<Result<UserOpGas, UserOpErrors>>;
 
     /**
      * broadcast the userOp.
diff --git a/packages/soulwallet-sdk/src/soulWallet.ts b/packages/soulwallet-sdk/src/soulWallet.ts
index ee26a7e..8264bd7 100644
--- a/packages/soulwallet-sdk/src/soulWallet.ts
+++ b/packages/soulwallet-sdk/src/soulWallet.ts
@@ -618,7 +618,7 @@ export class SoulWallet implements ISoulWallet {
         return new Ok(signatureRet.OK);
     }
 
-    async estimateUserOperationGas(validatorAddress: string, userOp: UserOperation, stateOverride?: StateOverride, signkeyType?: SignkeyType, semiValidGuardHookInputData?: GuardHookInputData): Promise<Result<UserOpGas, UserOpErrors>> {
+    async estimateUserOperationGas(validatorAddress: string, userOp: UserOperation, stateOverride?: Record<string, StateOverride>, signkeyType?: SignkeyType, semiValidGuardHookInputData?: GuardHookInputData): Promise<Result<UserOpGas, UserOpErrors>> {
         const semiValidSignature = userOp.signature === "0x";
         const _onChainConfig = await this.getOnChainConfig();
         if (_onChainConfig.isErr() === true) {