diff --git a/Makefile b/Makefile
index c024e0b..54013b6 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 PKG_NAME := acrn-hypervisor
-URL = https://github.com/projectacrn/acrn-hypervisor/archive/acrn-2019w14.3-140000p.tar.gz
+URL = https://github.com/projectacrn/acrn-hypervisor/archive/acrn-2019w14.4-140000p.tar.gz
 ARCHIVES = 
 
 include ../common/Makefile.common
diff --git a/acrn-hypervisor.spec b/acrn-hypervisor.spec
index a087d29..7950174 100644
--- a/acrn-hypervisor.spec
+++ b/acrn-hypervisor.spec
@@ -4,10 +4,10 @@
 #
 %define keepstatic 1
 Name     : acrn-hypervisor
-Version  : 2019w14.3.140000p
-Release  : 180
-URL      : https://github.com/projectacrn/acrn-hypervisor/archive/acrn-2019w14.3-140000p.tar.gz
-Source0  : https://github.com/projectacrn/acrn-hypervisor/archive/acrn-2019w14.3-140000p.tar.gz
+Version  : 2019w14.4.140000p
+Release  : 181
+URL      : https://github.com/projectacrn/acrn-hypervisor/archive/acrn-2019w14.4-140000p.tar.gz
+Source0  : https://github.com/projectacrn/acrn-hypervisor/archive/acrn-2019w14.4-140000p.tar.gz
 Summary  : No detailed summary available
 Group    : Development/Tools
 License  : BSD-3-Clause CC-BY-4.0 ISC
@@ -117,20 +117,20 @@ services components for the acrn-hypervisor package.
 
 
 %prep
-%setup -q -n acrn-hypervisor-acrn-2019w14.3-140000p
+%setup -q -n acrn-hypervisor-acrn-2019w14.4-140000p
 
 %build
 export http_proxy=http://127.0.0.1:9/
 export https_proxy=http://127.0.0.1:9/
 export no_proxy=localhost,127.0.0.1,0.0.0.0
 export LANG=C
-export SOURCE_DATE_EPOCH=1554301929
+export SOURCE_DATE_EPOCH=1554381149
 export LDFLAGS="${LDFLAGS} -fno-lto"
 make  %{?_smp_mflags} all sbl-hypervisor BUILD_VERSION=”%{version}_%{release}” BUILD_TAG=”%{version}”
 
 
 %install
-export SOURCE_DATE_EPOCH=1554301929
+export SOURCE_DATE_EPOCH=1554381149
 rm -rf %{buildroot}
 mkdir -p %{buildroot}/usr/share/package-licenses/acrn-hypervisor
 cp LICENSE %{buildroot}/usr/share/package-licenses/acrn-hypervisor/LICENSE
diff --git a/options.conf b/options.conf
index 01eb72c..503f266 100644
--- a/options.conf
+++ b/options.conf
@@ -1,6 +1,6 @@
 [package]
 name = acrn-hypervisor
-url = https://github.com/projectacrn/acrn-hypervisor/archive/acrn-2019w14.3-140000p.tar.gz
+url = https://github.com/projectacrn/acrn-hypervisor/archive/acrn-2019w14.4-140000p.tar.gz
 archives = 
 giturl = https://github.com/projectacrn/acrn-hypervisor.git
 
diff --git a/release b/release
index 3af99ee..3b4a6e8 100644
--- a/release
+++ b/release
@@ -1 +1 @@
-180
+181
diff --git a/upstream b/upstream
index a5cb845..8bd2029 100644
--- a/upstream
+++ b/upstream
@@ -1 +1 @@
-a1855255a7a5e74af10e8488332c729d2279f1a2/acrn-2019w14.3-140000p.tar.gz
+a96ba5ba5d6f016caf0160bb64a8e8d39de3ebd4/acrn-2019w14.4-140000p.tar.gz