diff --git a/packages/bodhi/src/BodhiSigner.ts b/packages/bodhi/src/BodhiSigner.ts
index d2be8f516..9a5481a28 100644
--- a/packages/bodhi/src/BodhiSigner.ts
+++ b/packages/bodhi/src/BodhiSigner.ts
@@ -208,7 +208,7 @@ export class BodhiSigner extends AbstractSigner implements TypedDataSigner {
       ..._transaction,
     };
 
-    const { gasLimit, usedStorage: storageLimit } = await this.provider.estimateResources(transaction);
+    const { gasLimit, safeStorage: storageLimit } = await this.provider.estimateResources(transaction);
 
     const tx = await this.populateTransaction(transaction);
     const data = tx.data?.toString() ?? '0x';
diff --git a/packages/eth-providers/src/base-provider.ts b/packages/eth-providers/src/base-provider.ts
index a8bd9080d..bc82ad6c2 100644
--- a/packages/eth-providers/src/base-provider.ts
+++ b/packages/eth-providers/src/base-provider.ts
@@ -835,7 +835,7 @@ export abstract class BaseProvider extends AbstractProvider {
         const { index, error } = err.asModule;
         const errInfo = this.api.registry.findMetaError({
           index: new BN(index),
-          error: new BN(error),
+          error: new BN(error.toU8a()[0]),
         });
 
         errMsg = `internal JSON-RPC error [${errInfo.section}.${errInfo.name}: ${errInfo.docs}]`;