diff --git a/cluster/images/etcd/README.md b/cluster/images/etcd/README.md
index 4b98709f611..4e26caa06a6 100644
--- a/cluster/images/etcd/README.md
+++ b/cluster/images/etcd/README.md
@@ -48,7 +48,7 @@ directory permissions and 0644 file permissions.
 
 For `amd64`, official `etcd` and `etcdctl` binaries are downloaded from Github
 to maintain official support.  For other architectures, `etcd` is cross-compiled
-from source. Arch-specific `busybox` images serve as base images.
+from source. Arch-specific `debian` images serve as base images.
 
 Windows images can be built on Linux nodes due to `docker buildx`, but they will
 only be created and pushed when using the `all-push` make target.