diff --git a/src/actions/redeem.ts b/src/actions/redeem.ts
index 8f94a81..dfd0cd4 100644
--- a/src/actions/redeem.ts
+++ b/src/actions/redeem.ts
@@ -130,10 +130,10 @@ export const redeem = (bucketAddress: string, recipientAddress: string, cleanCod
       }
 
       const redeem = bucket.methods.redeem(message, sig);
-      // const gas = await redeem.estimateGas();
+      const gas = await redeem.estimateGas();
       redeem.send({
         from: account,
-        // gas
+        gas
       }).then((resp: any) => {
         dispatch(redeemDone(resp.transactionHash));
       }).catch((err: any) => {
diff --git a/src/utils.ts b/src/utils.ts
index 7fe0435..e7af7eb 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -29,3 +29,7 @@ export const toBaseUnit = (fullAmount: string, decimalsSize: number, roundDecima
 export const isTokenERC20 = (token: Token): token is TokenERC20 => {
   return (token as TokenERC20).decimals !== undefined;
 }
+
+export const compressAddress = (a: string, padding: number = 4) => {
+  return `${a.slice(0, padding + 2)}...${a.slice(a.length - padding)}`;
+}