diff --git a/glanceclient/tests/unit/v2/fixtures.py b/glanceclient/tests/unit/v2/fixtures.py
index ebf2f72f..bc8793d3 100644
--- a/glanceclient/tests/unit/v2/fixtures.py
+++ b/glanceclient/tests/unit/v2/fixtures.py
@@ -112,7 +112,8 @@ schema_fixture = {
                 "aki",
                 "bare",
                 "ovf",
-                "ova"
+                "ova",
+                "docker"
             ],
             "type": [
                 "null",
diff --git a/glanceclient/tests/unit/v2/test_shell_v2.py b/glanceclient/tests/unit/v2/test_shell_v2.py
index 4ccef275..1ae17b82 100644
--- a/glanceclient/tests/unit/v2/test_shell_v2.py
+++ b/glanceclient/tests/unit/v2/test_shell_v2.py
@@ -40,7 +40,8 @@ def schema_args(schema_getter, omit=None):
     my_schema_getter = lambda: {
         'properties': {
             'container_format': {
-                'enum': [None, 'ami', 'ari', 'aki', 'bare', 'ovf', 'ova'],
+                'enum': [None, 'ami', 'ari', 'aki', 'bare', 'ovf', 'ova',
+                         'docker'],
                 'type': 'string',
                 'description': 'Format of the container'},
             'disk_format': {
diff --git a/glanceclient/v2/image_schema.py b/glanceclient/v2/image_schema.py
index 29c1b2f0..ad669bab 100644
--- a/glanceclient/v2/image_schema.py
+++ b/glanceclient/v2/image_schema.py
@@ -44,7 +44,8 @@ _BASE_SCHEMA = {
                 "aki",
                 "bare",
                 "ovf",
-                "ova"
+                "ova",
+                "docker"
             ],
             "type": "string",
             "description": "Format of the container"