diff --git a/docker-compose.yml b/docker-compose.yml
index 0ed2b6b..ad120b6 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,6 +1,6 @@
 version: '2'
 services:
   tests:
-    image: buildkite/plugin-tester:latest@sha256:58a345bc2dbafed28c2deb5096dc8cb6c4a11958da9d890c02f5a3d870eef836
+    image: buildkite/plugin-tester:latest@sha256:476a1024936901889147f53d2a3d8e71e99d76404972d583825514f5608083dc
     volumes:
       - ".:/plugin:ro"