diff --git a/modules/account-lib/src/index.ts b/modules/account-lib/src/index.ts
index f0be1f40c1..cc5f680cc1 100644
--- a/modules/account-lib/src/index.ts
+++ b/modules/account-lib/src/index.ts
@@ -335,6 +335,8 @@ const coinMessageBuilderFactoryMap = {
   tarbeth: Eth.MessageBuilderFactory,
   opeth: Eth.MessageBuilderFactory,
   topeth: Eth.MessageBuilderFactory,
+  baseeth: Eth.MessageBuilderFactory,
+  tbaseeth: Eth.MessageBuilderFactory,
 };
 
 coins
diff --git a/modules/sdk-coin-ethlike/src/ethlikeCoin.ts b/modules/sdk-coin-ethlike/src/ethlikeCoin.ts
index 7928402f02..89d81e61cd 100644
--- a/modules/sdk-coin-ethlike/src/ethlikeCoin.ts
+++ b/modules/sdk-coin-ethlike/src/ethlikeCoin.ts
@@ -54,4 +54,14 @@ export class EthLikeCoin extends AbstractEthLikeNewCoins {
     const explorerUrl = common.Environments[this.bitgo.getEnv()][this.getFamily().toLowerCase() + 'ExplorerUrl'];
     return await recoveryBlockchainExplorerQuery(query, explorerUrl as string, apiToken);
   }
+
+  /** @inheritDoc */
+  supportsMessageSigning(): boolean {
+    return true;
+  }
+
+  /** @inheritDoc */
+  supportsSigningTypedData(): boolean {
+    return true;
+  }
 }