diff --git a/tests/docker/Dockerfile b/tests/docker/Dockerfile
index ebd5d50820af..5f944427aa7b 100644
--- a/tests/docker/Dockerfile
+++ b/tests/docker/Dockerfile
@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM ubuntu:focal
+FROM ubuntu:20.04
 
 MAINTAINER Vectorized
 VOLUME ["/opt/v"]