diff --git a/packages/w3up-client/test/capability/blob.test.js b/packages/w3up-client/test/capability/blob.test.js
index 441b62ae4..794626933 100644
--- a/packages/w3up-client/test/capability/blob.test.js
+++ b/packages/w3up-client/test/capability/blob.test.js
@@ -36,7 +36,7 @@ export const BlobClient = Test.withContext({
 
     // TODO we should check blobsStorage as well
     assert.deepEqual(
-      await allocationsStorage.exists(space.did(), multihash.bytes),
+      await allocationsStorage.exists(space.did(), multihash),
       {
         ok: true,
       }
diff --git a/packages/w3up-client/test/client.test.js b/packages/w3up-client/test/client.test.js
index fda4a546a..0b4d81d71 100644
--- a/packages/w3up-client/test/client.test.js
+++ b/packages/w3up-client/test/client.test.js
@@ -54,7 +54,7 @@ export const testClient = {
       assert.deepEqual(
         await allocationsStorage.exists(
           space.did(),
-          expectedCar.cid.multihash.bytes
+          expectedCar.cid.multihash
         ),
         {
           ok: true,
@@ -177,7 +177,7 @@ export const testClient = {
       }
 
       assert.deepEqual(
-        await allocationsStorage.exists(space.did(), carCID.multihash.bytes),
+        await allocationsStorage.exists(space.did(), carCID.multihash),
         {
           ok: true,
         }