diff --git a/src/families/cosmos/api/Cosmos.ts b/src/families/cosmos/api/Cosmos.ts
index a307d724e0..28248d75ec 100644
--- a/src/families/cosmos/api/Cosmos.ts
+++ b/src/families/cosmos/api/Cosmos.ts
@@ -226,8 +226,7 @@ export const broadcast = async ({
 }): Promise<Operation> => {
   const { data } = await network({
     method: "POST",
-    // url: `${defaultEndpoint}/cosmos/tx/v1beta1/txs`, // FIXME LL-9159
-    url: `https://node.atomscan.com/cosmos/tx/v1beta1/txs`,
+    url: `${defaultEndpoint}/cosmos/tx/v1beta1/txs`,
     data: {
       tx_bytes: Array.from(Uint8Array.from(Buffer.from(signature, "hex"))),
       mode: "BROADCAST_MODE_SYNC",
@@ -265,8 +264,7 @@ export const simulate = async (tx_bytes: Array<any>): Promise<BigNumber> => {
   try {
     const { data } = await network({
       method: "POST",
-      // url: `${defaultEndpoint}/cosmos/tx/v1beta1/simulate`, // FIXME LL-9159
-      url: `https://node.atomscan.com/cosmos/tx/v1beta1/simulate`,
+      url: `${defaultEndpoint}/cosmos/tx/v1beta1/simulate`,
       data: {
         tx_bytes: tx_bytes,
       },
diff --git a/src/families/cosmos/js-prepareTransaction.ts b/src/families/cosmos/js-prepareTransaction.ts
index 319d6a2b4f..100c1be426 100644
--- a/src/families/cosmos/js-prepareTransaction.ts
+++ b/src/families/cosmos/js-prepareTransaction.ts
@@ -50,6 +50,7 @@ const prepareTransaction = async (
       typeUrl: "/cosmos.tx.v1beta1.TxBody",
       value: {
         messages: unsignedPayload,
+        memo: transaction.memo || patch.memo || "",
       },
     };
 
diff --git a/src/families/cosmos/js-signOperation.ts b/src/families/cosmos/js-signOperation.ts
index 1d1461d17f..678b57c7ff 100644
--- a/src/families/cosmos/js-signOperation.ts
+++ b/src/families/cosmos/js-signOperation.ts
@@ -23,7 +23,6 @@ import {
 } from "cosmjs-types/cosmos/staking/v1beta1/tx";
 import { MsgWithdrawDelegatorReward } from "cosmjs-types/cosmos/distribution/v1beta1/tx";
 import BigNumber from "bignumber.js";
-import { log } from "@ledgerhq/logs";
 
 const aminoTypes = new AminoTypes({ prefix: "cosmos" });
 
@@ -69,12 +68,8 @@ const signOperation = ({
 
         let pubkey;
 
-        log("engine", "look for pubkey for address", account.freshAddress);
-        log("engine", "path", account.freshAddressPath);
-
         accounts.forEach((a) => {
           if (a.address == account.freshAddress) {
-            log("engine", "found pubkey with same address");
             pubkey = encodePubkey({
               type: "tendermint/PubKeySecp256k1",
               value: Buffer.from(a.pubkey).toString("base64"),
@@ -113,6 +108,7 @@ const signOperation = ({
           typeUrl: "/cosmos.tx.v1beta1.TxBody",
           value: {
             messages: msgs.map((msg) => aminoTypes.fromAmino(msg)),
+            memo: transaction.memo || "",
           },
         };