diff --git a/tests/fixtures.py b/tests/fixtures.py
index a0f4a388..f9a36041 100644
--- a/tests/fixtures.py
+++ b/tests/fixtures.py
@@ -6,7 +6,6 @@
 #  is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-import os
 import binascii
 import contextlib
 import collections