diff --git a/package/zlib-ng/zlib-ng.mk b/package/zlib-ng/zlib-ng.mk
index c56fa72d6f..19bb9a9b5e 100644
--- a/package/zlib-ng/zlib-ng.mk
+++ b/package/zlib-ng/zlib-ng.mk
@@ -23,4 +23,10 @@ ifeq ($(BR2_arm),y)
 ZLIB_NG_CONF_OPTS += -DWITH_ACLE=1 -DWITH_NEON=1
 endif
 
+ifeq ($(BR2_powerpc_power8),y)
+ZLIB_NG_CONF_OPTS += -DWITH_POWER8=ON
+else
+ZLIB_NG_CONF_OPTS += -DWITH_POWER8=OFF
+endif
+
 $(eval $(cmake-package))