diff --git a/tests/unit/lib/kredits/serializers/contribution-test.js b/tests/unit/lib/kredits/serializers/contribution-test.js
deleted file mode 100644
index 8761a99..0000000
--- a/tests/unit/lib/kredits/serializers/contribution-test.js
+++ /dev/null
@@ -1,42 +0,0 @@
-import { module, test } from 'qunit';
-import schemas from 'npm:kosmos-schemas';
-import tv4 from 'npm:tv4';
-import ContributionSerializer from 'npm:kredits-contracts/lib/serializers/contribution';
-
-module('Serializers contribution', function() {
-  test('#serialize returns a valid JSON-LD representation', function(assert) {
-    let serialized = ContributionSerializer.serialize({
-      kind: 'design',
-      description: 'New logo design',
-      url: 'http://opensourcedesign.org',
-      contributorIpfsHash: 'QmT2A7rY4e7uoKktkcFHQNN7BD1oXdZTgd8wNkr1u9nNVE'
-    });
-
-    let valid = tv4.validate(JSON.parse(serialized), schemas['contribution']);
-    assert.ok(valid);
-  });
-
-  test('#deserialize returns a valid object representation', function(assert) {
-    let json = JSON.stringify({
-      "@context": "https://schema.kosmos.org",
-      "@type": "Contribution",
-      "contributor": {
-        "ipfs": "QmT2A7rY4e7uoKktkcFHQNN7BD1oXdZTgd8wNkr1u9nNVE"
-      },
-      "kind": "design",
-      "description": "New logo design",
-      "details": {},
-      "url": "http://opensourcedesign.org"
-    });
-    let deserialized = ContributionSerializer.deserialize(json);
-
-    let expected = {
-      kind: 'design',
-      description: 'New logo design',
-      details: {},
-      url: 'http://opensourcedesign.org',
-      ipfsData: json,
-    };
-    assert.deepEqual(expected, deserialized);
-  });
-});
diff --git a/tests/unit/lib/kredits/serializers/contributor-test.js b/tests/unit/lib/kredits/serializers/contributor-test.js
deleted file mode 100644
index f7d1d94..0000000
--- a/tests/unit/lib/kredits/serializers/contributor-test.js
+++ /dev/null
@@ -1,66 +0,0 @@
-import { module, test } from 'qunit';
-import schemas from 'npm:kosmos-schemas';
-import tv4 from 'npm:tv4';
-import ContributorSerializer from 'npm:kredits-contracts/lib/serializers/contributor';
-
-module('Serializers contributor', function() {
-  test('#serialize returns a valid JSON-LD representation', function(assert) {
-    let serialized = ContributorSerializer.serialize({
-      name: 'Satoshi Nakamoto',
-      kind: 'person',
-      github_uid: 123,
-      github_username: 'therealsatoshi',
-      wiki_username: 'Satoshi',
-    });
-
-    let valid = tv4.validate(JSON.parse(serialized), schemas['contributor']);
-    assert.ok(valid);
-  });
-
-  test('#deserialize returns a valid object representation', function(assert) {
-    let json = JSON.stringify({
-      "@context": "https://schema.kosmos.org",
-      "@type": "Contributor",
-      "kind": "person",
-      "name": "Satoshi Nakamoto",
-      "accounts": [
-        {
-          "site": "github.com",
-          "uid": 123,
-          "username": "therealsatoshi",
-          "url": "https://github.com/therealsatoshi"
-        },
-        {
-          "site": "wiki.kosmos.org",
-          "username": "Satoshi",
-          "url": "https://wiki.kosmos.org/User:Satoshi"
-        }
-      ]
-    });
-    let deserialized = ContributorSerializer.deserialize(json);
-
-    let expected = {
-      name: 'Satoshi Nakamoto',
-      kind: 'person',
-      accounts: [
-        {
-          "site": "github.com",
-          "uid": 123,
-          "url": "https://github.com/therealsatoshi",
-          "username": "therealsatoshi"
-        },
-        {
-          "site": "wiki.kosmos.org",
-          "url": "https://wiki.kosmos.org/User:Satoshi",
-          "username": "Satoshi"
-        }
-      ],
-      github_uid: 123,
-      github_username: 'therealsatoshi',
-      wiki_username: 'Satoshi',
-      url: undefined,
-      ipfsData: json,
-    };
-    assert.deepEqual(expected, deserialized);
-  });
-});