diff --git a/package/zlib/Config.in b/package/zlib/Config.in
index 4c41ea9fe9..550c2efa93 100644
--- a/package/zlib/Config.in
+++ b/package/zlib/Config.in
@@ -3,6 +3,8 @@ config BR2_PACKAGE_ZLIB_NG_ARCH_SUPPORTS
 	default y if BR2_arm
 	default y if BR2_aarch64
 	default y if BR2_i386
+	default y if BR2_powerpc || BR2_powerpc64 || BR2_powerpc64le
+	default y if BR2_s390x
 	default y if BR2_x86_64
 
 config BR2_PACKAGE_ZLIB