diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index cdf8931732de..7d51ecf3504a 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -334,7 +334,8 @@ int user_min_free_kbytes = -1;
  */
 int watermark_boost_factor __read_mostly;
 #else
-int watermark_boost_factor __read_mostly = 15000;
+/* Moto huangzq2: Disable watermark boost as it's not working fine on kernel 4.19 */
+int watermark_boost_factor __read_mostly = 0;
 #endif
 int watermark_scale_factor = 10;