diff --git a/package.json b/package.json
index 6be771f..1ffc416 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkawallet/bridge",
-  "version": "0.1.6",
+  "version": "0.1.7-1",
   "description": "polkawallet bridge sdk",
   "main": "index.js",
   "types": "index.d.ts",
@@ -55,5 +55,5 @@
     "jest": "^28.1.1",
     "typescript": "^4.7.4"
   },
-  "stableVersion": "0.1.5"
+  "stableVersion": "0.1.6"
 }
diff --git a/src/adapters/acala/acala.ts b/src/adapters/acala/acala.ts
index df109db..cfcf223 100644
--- a/src/adapters/acala/acala.ts
+++ b/src/adapters/acala/acala.ts
@@ -123,12 +123,20 @@ class BaseAcalaAdapter extends BaseCrossChainAdapter {
     }).pipe(
       map(({ balance, txFee }) => {
         const feeFactor = 1.2;
+        const tokenMeta = this.getToken(token);
         const fee = FixedPointNumber.fromInner(
           txFee,
           nativeToken.decimals || 12
         ).mul(new FixedPointNumber(feeFactor));
 
-        return balance.minus(fee);
+        return balance
+          .minus(fee)
+          .minus(
+            FixedPointNumber.fromInner(
+              tokenMeta?.ed || "0",
+              tokenMeta?.decimals
+            )
+          );
       })
     );
   }
diff --git a/src/base-chain-adapter.ts b/src/base-chain-adapter.ts
index 9fe93f7..48d3339 100644
--- a/src/base-chain-adapter.ts
+++ b/src/base-chain-adapter.ts
@@ -349,6 +349,16 @@ export abstract class BaseCrossChainAdapter {
     return firstValueFrom(this.subscribeMaxInput(token, address, to));
   }
 
+  public async getMaxInputIgnoreED(
+    token: string,
+    address: string,
+    to: ChainId
+  ): Promise<FN> {
+    const maxInputKeepEd = await this.getMaxInput(token, address, to);
+    const { ed, decimals } = this.getToken(token);
+    return maxInputKeepEd.plus(FN.fromInner(ed, decimals));
+  }
+
   public abstract createTx(
     params: TransferParams
   ):