diff --git a/src/shared/utils/error.ts b/src/shared/utils/error.ts
index c7b619c7..51d4f8f4 100644
--- a/src/shared/utils/error.ts
+++ b/src/shared/utils/error.ts
@@ -16,11 +16,10 @@ const _parseMessage = (error: unknown): string | null => {
 
 export const isNonceAlreadyUsedError = (error: unknown) => {
   const message = _parseMessage(error);
-  const errorPhrases = ["nonce too low", "already known"];
 
   if (message) {
-    return errorPhrases.some((phrase) =>
-      message.toLowerCase().includes(phrase),
+    return (
+      message.includes("nonce too low") || message.includes("already known")
     );
   }
 
@@ -41,10 +40,7 @@ export const isReplacementGasFeeTooLow = (error: unknown) => {
 export const isInsufficientFundsError = (error: unknown) => {
   const message = _parseMessage(error);
   if (message) {
-    return (
-      message.includes("insufficient funds for gas * price + value") ||
-      message.includes("insufficient funds for intrinsic transaction cost")
-    );
+    return message.includes("insufficient funds");
   }
   return isEthersErrorCode(error, ethers.errors.INSUFFICIENT_FUNDS);
 };
diff --git a/src/worker/tasks/cancel-recycled-nonces-worker.ts b/src/worker/tasks/cancel-recycled-nonces-worker.ts
index 9a445c60..0757cdb9 100644
--- a/src/worker/tasks/cancel-recycled-nonces-worker.ts
+++ b/src/worker/tasks/cancel-recycled-nonces-worker.ts
@@ -1,7 +1,13 @@
 import { type Job, type Processor, Worker } from "bullmq";
 import type { Address } from "thirdweb";
-import { recycleNonce } from "../../shared/db/wallets/wallet-nonce";
-import { isNonceAlreadyUsedError } from "../../shared/utils/error";
+import {
+  deleteNoncesForBackendWallets,
+  recycleNonce,
+} from "../../shared/db/wallets/wallet-nonce";
+import {
+  isInsufficientFundsError,
+  isNonceAlreadyUsedError,
+} from "../../shared/utils/error";
 import { logger } from "../../shared/utils/logger";
 import { redis } from "../../shared/utils/redis/redis";
 import { sendCancellationTransaction } from "../../shared/utils/transaction/cancel-transaction";
@@ -47,10 +53,18 @@ const handler: Processor<any, void, string> = async (job: Job<string>) => {
           });
           success.push(nonce);
         } catch (error: unknown) {
-          // Release the nonce if it has not expired.
-          if (isNonceAlreadyUsedError(error)) {
+          if (isInsufficientFundsError(error)) {
+            // Wallet is out of funds. Reset the nonce state.
+            // After funded, the next transaction will resync the nonce.
+            job.log(
+              `Wallet ${chainId}:${walletAddress} out of funds. Resetting nonce.`,
+            );
+            await deleteNoncesForBackendWallets([{ chainId, walletAddress }]);
+          } else if (isNonceAlreadyUsedError(error)) {
+            // Nonce is used. Don't recycle it.
             ignore.push(nonce);
           } else {
+            // Nonce is not used onchain. Recycle it.
             job.log(`Recycling nonce: ${nonce}`);
             await recycleNonce(chainId, walletAddress, nonce);
             fail.push(nonce);
diff --git a/tests/e2e/tests/routes/signMessage.test.ts b/tests/e2e/tests/routes/sign-message.test.ts
similarity index 100%
rename from tests/e2e/tests/routes/signMessage.test.ts
rename to tests/e2e/tests/routes/sign-message.test.ts
diff --git a/tests/e2e/tests/routes/signaturePrepare.test.ts b/tests/e2e/tests/routes/signature-prepare.test.ts
similarity index 100%
rename from tests/e2e/tests/routes/signaturePrepare.test.ts
rename to tests/e2e/tests/routes/signature-prepare.test.ts
diff --git a/tests/e2e/tests/utils/getBlockTime.test.ts b/tests/e2e/tests/utils/get-block-time.test.ts
similarity index 100%
rename from tests/e2e/tests/utils/getBlockTime.test.ts
rename to tests/e2e/tests/utils/get-block-time.test.ts
diff --git a/tests/unit/sendTransactionWorker.test.ts b/tests/unit/send-transaction-worker.test.ts
similarity index 100%
rename from tests/unit/sendTransactionWorker.test.ts
rename to tests/unit/send-transaction-worker.test.ts