diff --git a/ddnsto/Makefile b/ddnsto/Makefile
index 500830d38..f36bbf3dd 100644
--- a/ddnsto/Makefile
+++ b/ddnsto/Makefile
@@ -25,7 +25,7 @@ ARCH_HEXCODE=1b0c
 endif
 PKG_SOURCE_VERSION:=$(ARCH_HEXCODE)
 PKG_SOURCE:=$(PKG_NAME)-binary-$(PKG_SOURCE_DATE).tar.gz
-PKG_SOURCE_URL:=http://fw.koolcenter.com/binary/ddnsto/
+PKG_SOURCE_URL:=https://dl.istoreos.com/binary/ddnsto/
 PKG_HASH:=486aa15a5e026b5a3aca72f1850746e127a7e86ef11db8a7c498dad29545eaf6
 
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-binary-$(PKG_SOURCE_DATE)
diff --git a/linkease/Makefile b/linkease/Makefile
index 2473414f1..94fcb7e44 100644
--- a/linkease/Makefile
+++ b/linkease/Makefile
@@ -11,7 +11,7 @@ PKG_ARCH_LINKEASE:=$(ARCH)
 
 PKG_NAME:=linkease
 # use PKG_SOURCE_DATE instead of PKG_VERSION for compitable
-PKG_SOURCE_DATE:=1.7.4
+PKG_SOURCE_DATE:=1.7.5
 PKG_RELEASE:=4
 ARCH_HEXCODE:=
 ifeq ($(ARCH),x86_64)
@@ -26,7 +26,7 @@ endif
 PKG_SOURCE_VERSION:=$(ARCH_HEXCODE)
 PKG_SOURCE:=$(PKG_NAME)-binary-$(PKG_SOURCE_DATE).tar.gz
 PKG_SOURCE_URL:=http://dl.istoreos.com/binary/LinkEase/LinuxStorage/
-PKG_HASH:=3ef1b2e8034c8b59efb8d432c19e1cbc71f3a88b7cbcd039ddd31860e0129c90
+PKG_HASH:=f3ae319974d940f5741cd9fbd295a3a378164e7df82665defa99935608fe733a
 
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-binary-$(PKG_SOURCE_DATE)
 
diff --git a/linkmount/Makefile b/linkmount/Makefile
index b4f0b2359..638896afc 100644
--- a/linkmount/Makefile
+++ b/linkmount/Makefile
@@ -23,7 +23,7 @@ ARCH_HEXCODE=1b0c
 endif
 PKG_SOURCE_VERSION:=$(ARCH_HEXCODE)
 PKG_SOURCE:=$(PKG_NAME)-binary-$(PKG_SOURCE_DATE).tar.gz
-PKG_SOURCE_URL:=https://fw0.koolcenter.com/binary/LinkEase/AutoUpgrade/linkmount/
+PKG_SOURCE_URL:=https://dl.istoreos.com/binary/LinkEase/AutoUpgrade/linkmount/
 PKG_HASH:=b8a5b99751cdd3dd84ac75c94e3cff5b898f910c86f12b4c7ec74dc8b3c510cb
 
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-binary-$(PKG_SOURCE_DATE)