diff --git a/infra/images/mc.Dockerfile b/infra/images/mc.Dockerfile
index 9900b0f..fe5d7c3 100644
--- a/infra/images/mc.Dockerfile
+++ b/infra/images/mc.Dockerfile
@@ -7,7 +7,7 @@
 # admin verbs: `docker exec mc rc admin policy create local/ <name> <file>`.
 # Pinned tags so a base-image change is a reviewed diff (Renovate bumps both).
 # Runs as non-root, read-only filesystem, no capabilities.
-FROM rustfs/rc:v0.1.36 AS rc
+FROM rustfs/rc:v0.1.37 AS rc
 
 FROM alpine:3.24
 RUN apk upgrade --no-cache \