diff --git a/src/object.c b/src/object.c
index 6e018e5..d608e0c 100644
--- a/src/object.c
+++ b/src/object.c
@@ -49,11 +49,11 @@ Object_dealloc(Object* self)
 }
 
 
-PyDoc_STRVAR(Object_oid__doc__,
+PyDoc_STRVAR(Object_id__doc__,
     "The object id, an instance of the Oid type.");
 
 PyObject *
-Object_oid__get__(Object *self)
+Object_id__get__(Object *self)
 {
     const git_oid *oid;
 
@@ -63,10 +63,20 @@ Object_oid__get__(Object *self)
     return git_oid_to_python(oid);
 }
 
+PyDoc_STRVAR(Object_oid__doc__,
+    "The object id, an instance of the Oid type.\n"
+    "This attribute is deprecated, please use 'id'\n");
+
+PyObject *
+Object_oid__get__(Object *self)
+{
+    return Object_id__get__(self);
+}
 
 PyDoc_STRVAR(Object_hex__doc__,
     "Hexadecimal representation of the object id. This is a shortcut for\n"
-    "Object.oid.hex");
+    "Object.oid.hex\n"
+    "This attribute is deprecated, please use 'id'\n");
 
 PyObject *
 Object_hex__get__(Object *self)
@@ -119,6 +129,7 @@ Object_read_raw(Object *self)
 
 PyGetSetDef Object_getseters[] = {
     GETTER(Object, oid),
+    GETTER(Object, id),
     GETTER(Object, hex),
     GETTER(Object, type),
     {NULL}
diff --git a/test/test_blame.py b/test/test_blame.py
index 39dcd86..1f90774 100644
--- a/test/test_blame.py
+++ b/test/test_blame.py
@@ -122,7 +122,7 @@ class BlameTest(utils.RepoTestCase):
 
         for rev, num_commits in revs:
             commit = repo.revparse_single(rev)
-            blame = repo.blame(PATH, newest_commit=commit.oid)
+            blame = repo.blame(PATH, newest_commit=commit.id)
 
             self.assertEqual(len(blame), num_commits)
 
diff --git a/test/test_blob.py b/test/test_blob.py
index 30faee4..cc6bc0a 100644
--- a/test/test_blob.py
+++ b/test/test_blob.py
@@ -50,7 +50,7 @@ class BlobTest(utils.RepoTestCase):
     def test_read_blob(self):
         blob = self.repo[BLOB_SHA]
         self.assertEqual(blob.hex, BLOB_SHA)
-        sha = blob.oid.hex
+        sha = blob.id.hex
         self.assertEqual(sha, BLOB_SHA)
         self.assertTrue(isinstance(blob, pygit2.Blob))
         self.assertFalse(blob.is_binary)
@@ -66,7 +66,7 @@ class BlobTest(utils.RepoTestCase):
         self.assertTrue(isinstance(blob, pygit2.Blob))
         self.assertEqual(pygit2.GIT_OBJ_BLOB, blob.type)
 
-        self.assertEqual(blob_oid, blob.oid)
+        self.assertEqual(blob_oid, blob.id)
         self.assertEqual(
             utils.gen_blob_sha1(BLOB_NEW_CONTENT),
             blob_oid.hex)
@@ -83,7 +83,7 @@ class BlobTest(utils.RepoTestCase):
         self.assertTrue(isinstance(blob, pygit2.Blob))
         self.assertEqual(pygit2.GIT_OBJ_BLOB, blob.type)
 
-        self.assertEqual(blob_oid, blob.oid)
+        self.assertEqual(blob_oid, blob.id)
         self.assertEqual(
             utils.gen_blob_sha1(BLOB_FILE_CONTENT),
             blob_oid.hex)
diff --git a/test/test_commit.py b/test/test_commit.py
index a944c40..f462f78 100644
--- a/test/test_commit.py
+++ b/test/test_commit.py
@@ -42,11 +42,11 @@ class CommitTest(utils.BareRepoTestCase):
 
     def test_read_commit(self):
         commit = self.repo[COMMIT_SHA]
-        self.assertEqual(COMMIT_SHA, commit.hex)
+        self.assertEqual(COMMIT_SHA, str(commit.id))
         parents = commit.parents
         self.assertEqual(1, len(parents))
         self.assertEqual('c2792cfa289ae6321ecf2cd5806c2194b0fd070c',
-                         parents[0].hex)
+                         str(parents[0].id))
         self.assertEqual(None, commit.message_encoding)
         self.assertEqual(('Second test data commit.\n\n'
                           'This commit has some additional text.\n'),
@@ -62,7 +62,7 @@ class CommitTest(utils.BareRepoTestCase):
             Signature('Dave Borowitz', 'dborowitz@google.com', 1288477363,
                       -420))
         self.assertEqual(
-            '967fce8df97cc71722d3c2a5930ef3e6f1d27b12', commit.tree.hex)
+            '967fce8df97cc71722d3c2a5930ef3e6f1d27b12', str(commit.tree.id))
 
     def test_new_commit(self):
         repo = self.repo
diff --git a/test/test_refs.py b/test/test_refs.py
index 347d381..bac89db 100644
--- a/test/test_refs.py
+++ b/test/test_refs.py
@@ -213,7 +213,7 @@ class ReferencesTest(utils.RepoTestCase):
     def test_get_object(self):
         repo = self.repo
         ref = repo.lookup_reference('refs/heads/master')
-        self.assertEqual(repo[ref.target].oid, ref.get_object().oid)
+        self.assertEqual(repo[ref.target].id, ref.get_object().id)
 
 
 if __name__ == '__main__':
diff --git a/test/test_remote.py b/test/test_remote.py
index 13fc93c..267c22e 100644
--- a/test/test_remote.py
+++ b/test/test_remote.py
@@ -199,27 +199,27 @@ class PushTestCase(unittest.TestCase):
         tip = self.clone[self.clone.head.target]
         oid = self.clone.create_commit(
             'refs/heads/master', tip.author, tip.author, 'empty commit',
-            tip.tree.oid, [tip.oid]
+            tip.tree.id, [tip.id]
         )
         self.remote.push('refs/heads/master')
-        self.assertEqual(self.origin[self.origin.head.target].oid, oid)
+        self.assertEqual(self.origin[self.origin.head.target].id, oid)
 
     def test_push_when_up_to_date_succeeds(self):
         self.remote.push('refs/heads/master')
-        origin_tip = self.origin[self.origin.head.target].oid
-        clone_tip = self.clone[self.clone.head.target].oid
+        origin_tip = self.origin[self.origin.head.target].id
+        clone_tip = self.clone[self.clone.head.target].id
         self.assertEqual(origin_tip, clone_tip)
 
     def test_push_non_fast_forward_commits_to_remote_fails(self):
         tip = self.origin[self.origin.head.target]
         oid = self.origin.create_commit(
             'refs/heads/master', tip.author, tip.author, 'some commit',
-            tip.tree.oid, [tip.oid]
+            tip.tree.id, [tip.id]
         )
         tip = self.clone[self.clone.head.target]
         oid = self.clone.create_commit(
             'refs/heads/master', tip.author, tip.author, 'other commit',
-            tip.tree.oid, [tip.oid]
+            tip.tree.id, [tip.id]
         )
         self.assertRaises(pygit2.GitError, self.remote.push, 'refs/heads/master')
 
diff --git a/test/test_repository.py b/test/test_repository.py
index 081e792..acd54e4 100644
--- a/test/test_repository.py
+++ b/test/test_repository.py
@@ -309,7 +309,7 @@ class RepositoryTest_III(utils.RepoTestCaseForMerging):
 
     def test_merge_uptodate(self):
         branch_head_hex = '5ebeeebb320790caf276b9fc8b24546d63316533'
-        branch_oid = self.repo.get(branch_head_hex).oid
+        branch_oid = self.repo.get(branch_head_hex).id
         merge_result = self.repo.merge(branch_oid)
         self.assertTrue(merge_result.is_uptodate)
         self.assertFalse(merge_result.is_fastforward)
@@ -318,7 +318,7 @@ class RepositoryTest_III(utils.RepoTestCaseForMerging):
 
     def test_merge_fastforward(self):
         branch_head_hex = 'e97b4cfd5db0fb4ebabf4f203979ca4e5d1c7c87'
-        branch_oid = self.repo.get(branch_head_hex).oid
+        branch_oid = self.repo.get(branch_head_hex).id
         merge_result = self.repo.merge(branch_oid)
         self.assertFalse(merge_result.is_uptodate)
         self.assertTrue(merge_result.is_fastforward)
@@ -329,7 +329,7 @@ class RepositoryTest_III(utils.RepoTestCaseForMerging):
 
     def test_merge_no_fastforward_no_conflicts(self):
         branch_head_hex = '03490f16b15a09913edb3a067a3dc67fbb8d41f1'
-        branch_oid = self.repo.get(branch_head_hex).oid
+        branch_oid = self.repo.get(branch_head_hex).id
         merge_result = self.repo.merge(branch_oid)
         self.assertFalse(merge_result.is_uptodate)
         self.assertFalse(merge_result.is_fastforward)
@@ -345,7 +345,7 @@ class RepositoryTest_III(utils.RepoTestCaseForMerging):
 
     def test_merge_no_fastforward_conflicts(self):
         branch_head_hex = '1b2bae55ac95a4be3f8983b86cd579226d0eb247'
-        branch_oid = self.repo.get(branch_head_hex).oid
+        branch_oid = self.repo.get(branch_head_hex).id
         merge_result = self.repo.merge(branch_oid)
         self.assertFalse(merge_result.is_uptodate)
         self.assertFalse(merge_result.is_fastforward)
@@ -365,7 +365,7 @@ class RepositoryTest_III(utils.RepoTestCaseForMerging):
 
     def test_merge_already_something_in_index(self):
         branch_head_hex = '03490f16b15a09913edb3a067a3dc67fbb8d41f1'
-        branch_oid = self.repo.get(branch_head_hex).oid
+        branch_oid = self.repo.get(branch_head_hex).id
         with open(os.path.join(self.repo.workdir, 'inindex.txt'), 'w') as f:
             f.write('new content')
         self.repo.index.add('inindex.txt')
diff --git a/test/test_tag.py b/test/test_tag.py
index 9530eb5..7acfd30 100644
--- a/test/test_tag.py
+++ b/test/test_tag.py
@@ -92,7 +92,7 @@ class TagTest(utils.BareRepoTestCase):
     def test_get_object(self):
         repo = self.repo
         tag = repo[TAG_SHA]
-        self.assertEqual(repo[tag.target].oid, tag.get_object().oid)
+        self.assertEqual(repo[tag.target].id, tag.get_object().id)
 
 
 if __name__ == '__main__':
diff --git a/test/test_tree.py b/test/test_tree.py
index 507a22b..e5838ac 100644
--- a/test/test_tree.py
+++ b/test/test_tree.py
@@ -100,8 +100,8 @@ class TreeTest(utils.BareRepoTestCase):
         self.assertEqual(x.filemode, 0o0100644)
         self.assertEqual(y.filemode, 0o0100755)
 
-        self.assertEqual(repo[x.oid].oid, b0)
-        self.assertEqual(repo[y.oid].oid, b1)
+        self.assertEqual(repo[x.oid].id, b0)
+        self.assertEqual(repo[y.oid].id, b1)
 
 
     def test_modify_tree(self):
diff --git a/test/test_treebuilder.py b/test/test_treebuilder.py
index 6b2d99a..c10c4f3 100644
--- a/test/test_treebuilder.py
+++ b/test/test_treebuilder.py
@@ -49,7 +49,7 @@ class TreeBuilderTest(utils.BareRepoTestCase):
         result = bld.write()
 
         self.assertEqual(len(bld), len(tree))
-        self.assertEqual(tree.oid, result)
+        self.assertEqual(tree.id, result)
 
 
     def test_noop_treebuilder_from_tree(self):
@@ -58,7 +58,7 @@ class TreeBuilderTest(utils.BareRepoTestCase):
         result = bld.write()
 
         self.assertEqual(len(bld), len(tree))
-        self.assertEqual(tree.oid, result)
+        self.assertEqual(tree.id, result)
 
 
     def test_rebuild_treebuilder(self):
@@ -72,7 +72,7 @@ class TreeBuilderTest(utils.BareRepoTestCase):
         result = bld.write()
 
         self.assertEqual(len(bld), len(tree))
-        self.assertEqual(tree.oid, result)
+        self.assertEqual(tree.id, result)
 
 
 if __name__ == '__main__':