diff --git a/docker/docker-compose.test.yml b/docker/docker-compose.test.yml
index 4441f4a7..96e24233 100644
--- a/docker/docker-compose.test.yml
+++ b/docker/docker-compose.test.yml
@@ -161,7 +161,7 @@ services:
   # from a fake. No snapshot, no append-only file, and a log level that prints nothing.
   redis:
     <<: *silent
-    image: redis:7-alpine@sha256:858f009f9709ce576febc734aa78b8f6d624b82571f9ddb6bda4377c833b3499
+    image: redis:8-alpine@sha256:3811787313eba226a2ef38658c6ccb91cd5e110edc89c37767de373120a0e5a0
     command: ['redis-server', '--save', '', '--appendonly', 'no', '--loglevel', 'nothing']
     tmpfs: [/data]
     ports: ['127.0.0.1:6379:6379']