diff --git a/.changeset/olive-maps-applaud.md b/.changeset/olive-maps-applaud.md
new file mode 100644
index 0000000000..1562fca151
--- /dev/null
+++ b/.changeset/olive-maps-applaud.md
@@ -0,0 +1,6 @@
+---
+'@hyperlane-xyz/utils': patch
+'@hyperlane-xyz/sdk': patch
+---
+
+Supported non-32 byte non-EVM recipients when sending warps from Sealevel
diff --git a/typescript/sdk/src/token/adapters/SealevelTokenAdapter.ts b/typescript/sdk/src/token/adapters/SealevelTokenAdapter.ts
index 8287fa07b8..1df0d86375 100644
--- a/typescript/sdk/src/token/adapters/SealevelTokenAdapter.ts
+++ b/typescript/sdk/src/token/adapters/SealevelTokenAdapter.ts
@@ -21,6 +21,7 @@ import {
   addressToBytes,
   eqAddress,
   median,
+  padBytesToLength,
 } from '@hyperlane-xyz/utils';
 
 import { BaseSealevelAdapter } from '../../app/MultiProtocolApp.js';
@@ -295,7 +296,7 @@ export abstract class SealevelHypTokenAdapter
       instruction: SealevelHypTokenInstruction.TransferRemote,
       data: new SealevelTransferRemoteInstruction({
         destination_domain: destination,
-        recipient: addressToBytes(recipient),
+        recipient: padBytesToLength(addressToBytes(recipient), 32),
         amount_or_id: BigInt(weiAmountOrId),
       }),
     });
diff --git a/typescript/utils/src/addresses.test.ts b/typescript/utils/src/addresses.test.ts
index d25e33cf8a..2313ce384c 100644
--- a/typescript/utils/src/addresses.test.ts
+++ b/typescript/utils/src/addresses.test.ts
@@ -4,6 +4,7 @@ import {
   addressToBytes,
   bytesToProtocolAddress,
   isZeroishAddress,
+  padBytesToLength,
 } from './addresses.js';
 import { ProtocolType } from './types.js';
 
@@ -42,6 +43,17 @@ describe('Address utilities', () => {
     });
   });
 
+  describe('padBytesToLength', () => {
+    it('Pads bytes to a given length', () => {
+      const bytes = Buffer.from([1, 2, 3]);
+      expect(padBytesToLength(bytes, 5).equals(Buffer.from([0, 0, 1, 2, 3])));
+    });
+    it('Rejects bytes that exceed the target length', () => {
+      const bytes = Buffer.from([1, 2, 3]);
+      expect(() => padBytesToLength(bytes, 2)).to.throw(Error);
+    });
+  });
+
   describe('bytesToProtocolAddress', () => {
     it('Converts bytes to address', () => {
       expect(
diff --git a/typescript/utils/src/addresses.ts b/typescript/utils/src/addresses.ts
index 88532464fb..01f9fdb107 100644
--- a/typescript/utils/src/addresses.ts
+++ b/typescript/utils/src/addresses.ts
@@ -316,6 +316,14 @@ export function bytesToBytes32(bytes: Uint8Array): string {
   );
 }
 
+// Pad bytes to a certain length, padding with 0s at the start
+export function padBytesToLength(bytes: Uint8Array, length: number) {
+  if (bytes.length > length) {
+    throw new Error(`bytes must be ${length} bytes or less`);
+  }
+  return Buffer.concat([Buffer.alloc(length - bytes.length), bytes]);
+}
+
 export function bytesToAddressEvm(bytes: Uint8Array): Address {
   return bytes32ToAddress(Buffer.from(bytes).toString('hex'));
 }
diff --git a/typescript/utils/src/index.ts b/typescript/utils/src/index.ts
index 0c18543dd6..0c82c6782a 100644
--- a/typescript/utils/src/index.ts
+++ b/typescript/utils/src/index.ts
@@ -35,6 +35,7 @@ export {
   normalizeAddressCosmos,
   normalizeAddressEvm,
   normalizeAddressSealevel,
+  padBytesToLength,
   shortenAddress,
   strip0x,
 } from './addresses.js';