diff --git a/test/images/sample-apiserver/BASEIMAGE b/test/images/sample-apiserver/BASEIMAGE
index 960ad547f94..a6161331615 100644
--- a/test/images/sample-apiserver/BASEIMAGE
+++ b/test/images/sample-apiserver/BASEIMAGE
@@ -2,3 +2,4 @@ amd64=alpine:3.8
 arm=arm32v6/alpine:3.8
 arm64=arm64v8/alpine:3.8
 ppc64le=ppc64le/alpine:3.8
+s390x=s390x/alpine:3.8