diff --git a/support/mesos-tidy/Dockerfile b/support/mesos-tidy/Dockerfile
index 90836cfce14..441293f2b9e 100644
--- a/support/mesos-tidy/Dockerfile
+++ b/support/mesos-tidy/Dockerfile
@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM ubuntu:xenial
+FROM ubuntu:xenial-20201014
 MAINTAINER The Apache Mesos Developers <dev@mesos.apache.org>
 
 WORKDIR /tmp/build