-PKG_SOURCE_URL=$(LEDE_GIT)/project/ustream-ssl.git
-PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=ec80adaa1b47f28d426fa19c692011ce60b992d6
-PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
+PKG_SOURCE_URL=$(PROJECT_GIT)/project/ustream-ssl.git
+PKG_SOURCE_DATE:=2018-04-30
+PKG_SOURCE_VERSION:=527e7002d0429465bd49c0c0d416ef22fbf5ae86
+PKG_MIRROR_HASH:=b0b4219730a369741a192a67d4fbf7328bd62df8ae4f0d0e3084461e3bbaba54